[SLICE 22][CORE-F] Implement CLFM federation cuts, replica profiles, authenticated imports, anti-entropy, fork handling, and remote redaction obligations #9

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opened 2026-09-08 01:56:59 +00:00 by nsaspy · 1 comment
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Parent epic: #17
Depends on: #37 #39 #27
Research: prolog-rlm#402C/#402D

Goal

Implement durable federation across independent Symbolic Memory ledgers without inventing a global clock/truth/authority domain.

Implement:

  • stable ledger/federation-link identities;
  • exact sparse federation cuts with per-ledger frontier/checkpoint refs;
  • typed single_writer_local, consensus_replica_group, optimistic_replica_group, mirror/archive relationships;
  • authenticated import/source receipts and external provenance IDs;
  • explicit causal/reference edges only from evidence-backed relations;
  • Merkle/range anti-entropy for declared replica/mirror relationships;
  • partition/remote-unavailable/completeness status;
  • fork/divergent ancestry detection and quarantine;
  • remote redaction obligations, attempts, ACKs, verification evidence and unresolved status;
  • source-dependence normalization so replicas/mirrors cannot increase corroboration.

Acceptance

Partition/rejoin converges one replica group without inventing independent evidence; unrelated independent ledgers retain conflicts; same wall-clock timestamp creates no causality; unavailable remote yields partial status; incompatible ancestry is a fork/integrity conflict; remote ACK never becomes verified physical erasure.

Parent epic: #17 Depends on: #37 #39 #27 Research: prolog-rlm#402C/#402D ## Goal Implement durable federation across independent Symbolic Memory ledgers without inventing a global clock/truth/authority domain. Implement: - stable ledger/federation-link identities; - exact sparse federation cuts with per-ledger frontier/checkpoint refs; - typed `single_writer_local`, `consensus_replica_group`, `optimistic_replica_group`, `mirror/archive` relationships; - authenticated import/source receipts and external provenance IDs; - explicit causal/reference edges only from evidence-backed relations; - Merkle/range anti-entropy for declared replica/mirror relationships; - partition/remote-unavailable/completeness status; - fork/divergent ancestry detection and quarantine; - remote redaction obligations, attempts, ACKs, verification evidence and unresolved status; - source-dependence normalization so replicas/mirrors cannot increase corroboration. ## Acceptance Partition/rejoin converges one replica group without inventing independent evidence; unrelated independent ledgers retain conflicts; same wall-clock timestamp creates no causality; unavailable remote yields partial status; incompatible ancestry is a fork/integrity conflict; remote ACK never becomes verified physical erasure.
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#405C CONCORDAT implementation handoff

For CLFM implementation, keep ledger federation and semantic/trust federation as related but distinct layers.

A link/replica relation provides ledger transport/integrity semantics. It does not by itself establish:

  • semantic/profile bridge compatibility;
  • identity equivalence;
  • foreign verifier acceptance;
  • authority delegation;
  • evidence independence;
  • redaction completion.

Persist exact per-ledger frontier/cut plus directional CONCORDAT contract/version/generation refs for imports. Anti-entropy may converge declared replicas, but replicas remain one origin. Independent ledgers may retain contradictory claims indefinitely without forced reconciliation.

Key failure fixtures from #405C: C16-C25 and C37-C44.

## #405C CONCORDAT implementation handoff For CLFM implementation, keep `ledger federation` and `semantic/trust federation` as related but distinct layers. A link/replica relation provides ledger transport/integrity semantics. It does **not** by itself establish: - semantic/profile bridge compatibility; - identity equivalence; - foreign verifier acceptance; - authority delegation; - evidence independence; - redaction completion. Persist exact per-ledger frontier/cut plus directional CONCORDAT contract/version/generation refs for imports. Anti-entropy may converge declared replicas, but replicas remain one origin. Independent ledgers may retain contradictory claims indefinitely without forced reconciliation. Key failure fixtures from #405C: C16-C25 and C37-C44.
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nsaspy/symbolic-memory#9
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