{
  "step": "C341",
  "status": "completed",
  "date": "2026-09-24",
  "title": "Exact phase and affine-map limits of the ladder",
  "previous_certificate_sha256": "a3af617c33dcebd60b2a4c2bab3cef0cc94b211729ede22e3558c9bfe97eba89",
  "bindings": {
    "step": "STEP.json",
    "source_manifest": "SOURCE_MANIFEST.json",
    "report": "490d_C341_Exact_Phase_and_Affine_Limits_of_Double_E_Ladder_20260924.md",
    "checkpoint": "490d_Mirror_Checkpoint_After_C341_20260924.md",
    "data": "evidence/DATA.json",
    "results": "evidence/RESULTS.json",
    "calculation": "evidence/CALCULATION.py",
    "verifier": "evidence/check.py",
    "next_step_decision": "NEXT_STEP_DECISION.json",
    "replay": "REPLAY.json",
    "control_integrity": "CONTROL_INTEGRITY.json",
    "readme": "README.md"
  },
  "step_sha256": "ce802064c02662666aaef5cc572e710895f4edb235e4d409a51589a573d6fcc1",
  "source_manifest_sha256": "67dcf41c51df79417b6649879c87a6939f5a12b073618d6cf9c1e84290caeb3c",
  "report_sha256": "762bb097888e465c69e6d9040a0c93035655ec6f0b7cd4edf25ab8fe0bbc1a02",
  "checkpoint_sha256": "bddea76c1b4ad5e5cfc88ca33945be297c278cd2b05c619787131b549ed1db43",
  "data_sha256": "e5de425d7b444f0434840e7a15fdd5ad58604a8e9be3cb726c192d9d21700786",
  "results_sha256": "db4c819bd9125ec535decf256a7bfcc34122276c5daff2c8e7ab896e4769a724",
  "calculation_sha256": "a3a34d632fabc5107cb960783a1023d0078b2974bc3c81e42d4f15b5ec8f4d5d",
  "verifier_sha256": "9f175670abb70f7819dd7f6d997ff0bef2e58df8dffd763b433f6c6cd62e332d",
  "next_step_decision_sha256": "f34633bfc37401702cf57069afd35f11ba930240a4b78e2ff69a6be123e8748a",
  "replay_sha256": "b0ff063ad3da5ecfdf42a3f436cdd7d756ec7f9e2bcff9ec7533b57340287f6f",
  "control_integrity_sha256": "9810807cb07b02f43f568f68bb82cb41a6eeff6799902254b4932e5c350ac838",
  "readme_sha256": "0e9b44e0708aacf104581e183832173628c4b379c2d12316fe28050078540811",
  "assertions_passed": 176,
  "source_checks_passed": 16,
  "main_result": "Only primary same-Gear Shem paths on matching existing components give a complete ladder:4 of80 phase controls. Componentwise Noah-held expressions work, but a single physical-time E dilation cannot preserve both seasonal components or Noah950. The death image is diagnostic and unadopted.",
  "limits": "Existing phases only. A center/phase representation is not equated with a physical-time affine dilation. No diagnostic image or global map is adopted.",
  "canonical_or_graph_edits": false,
  "new_independent_agent_review": false,
  "review_provenance": "Root-agent analysis and deterministic replay; no new independent-agent review",
  "next_proposed_step": "Establish the ladder’s minimal source dependency and selector status. Check whether adding its full regular endpoint realization distinguishes C319 a=0 froma=2, and reconcile the exact source realization with C89 and File_46 without claiming new scalar discovery or independent witnesses.",
  "next_step_executed": false
}