docs(P01): execute — v1.26 blockchain-core (REQ-310,311,312)

---ci---
project: nova-blockchain-exchange
phase: 1
milestone: v1.26
status: execute
phase_role: execution
requirements: [REQ-310, REQ-311, REQ-312]
---/ci---

.ciagent/CHECKPOINT.json

@@ -1,40 +1,23 @@
 {
-  "phase": 0,
-  "stage": "complete",
+  "phase": 1,
+  "stage": "execute",
   "milestone": "v1.26",
-  "phase_role": "pre_execution",
+  "phase_role": "execution",
   "attempts": 0,
-  "updated_at": "2026-08-12T21:17:00Z",
-  "project": "acdl",
+  "updated_at": "2026-08-13T18:35:00Z",
+  "project": "nova-blockchain-exchange",
   "projects": ["acdl", "nova-blockchain-exchange"],
   "active_milestone": "v1.26",
   "milestone_branch": "milestone/v1.26-pilot-activation",
-  "phase_branch_deleted": "phase/00-specify-clarify-research-plan",
+  "phase_branch": "phase/01-blockchain-core",
   "tag_line": "v1.25.x",
-  "tag": "v1.25.0",
-  "release": {
-    "forge": "gitea",
-    "releases_created": true,
-    "release_id": 690,
-    "release_url": "https://git.cloudinit.dev/continuous-intelligence/acdl/releases/tag/v1.25.0"
-  },
-  "requirements": ["REQ-310", "REQ-311", "REQ-312", "REQ-313", "REQ-314", "REQ-315", "REQ-316", "REQ-317", "REQ-318", "REQ-319", "REQ-320", "REQ-321", "REQ-322"],
-  "phases_planned": {
-    "P0": "complete (v1.25.0)",
-    "P1": "blockchain-core (tag v1.25.1, planned)",
-    "P2": "consumer-contract-and-deploy (tag v1.25.2, planned, includes REQ-322 DynamoDB primitive W0)",
-    "P3": "pilot-metrics-and-policies (tag v1.25.3, planned)",
-    "P4": "pilot-run-and-docs (tag v1.25.4, planned)",
-    "P5": "final-review-ship (tag v1.25.5, planned = milestone release)"
-  },
-  "decisions": ["D-200", "D-201", "D-202", "D-203", "D-204", "D-205", "D-206", "D-207", "D-208", "D-209", "D-210", "D-211", "D-212", "D-213"],
-  "personas": ["lead-developer", "backend-engineer", "data-engineer", "policy-engineer", "blockchain-engineer"],
-  "grill": {"verdict": "PROCEED", "confidence": 0.84, "challenges": 9, "escalations": 0, "revisions": 2},
+  "previous_phase": {"phase": 0, "tag": "v1.25.0", "release_id": 690, "status": "complete"},
+  "requirements": ["REQ-310", "REQ-311", "REQ-312"],
   "pre_run": {
     "flaky_test_fixed": "8c68d68 test(metrics): fix attestation-event test freshness time-bomb",
     "acdl_to_nova_migration": "f844fea chore(bootstrap): migrate ACDL_* env vars to NOVA_*",
     "aws_bootstrap": "S3 nova-tfstate-581513795199-us-east-1 + DynamoDB nova-outbox created (idempotent, account 581513795199)",
     "consumer_repo_created": "continuous-intelligence/nova-blockchain-exchange (Gitea, private, init, cloned to /root/nova-blockchain-exchange)"
   },
-  "notes": "v1.26 Phase 0 complete. Tag v1.25.0 (Gitea release id 690). 13 requirements introduced (REQ-310..322). 6 stages (specify→clarify→research→ideate→plan→grill). 14 decisions (D-200..D-213). 5 personas. Multi-project mode (acdl + nova-blockchain-exchange). Pre-run: flaky test fix, ACDL→NOVA migration, AWS bootstrap (S3+DynamoDB), consumer repo created. Grill PROCEED 0.84 (2 binding revisions: REQ-322→P2 W0, enforcement-deferred note). Next: execution phases P1..P4 + final P5 on a subsequent /ci-run."
+  "notes": "v1.26 P1 execute. Blockchain core + order engine + settlement in consumer repo. Persona: blockchain-engineer."
 }