`ADHOC-YYYY-MM-DD` is unique per date but not per repository, so any two repos
opening an ad-hoc on the same day collide. The 2026-08-26 fleet projection
reset refused 9 records for exactly this reason.
Canon (work-record-types_v0.1, CUST-WP-0066) settled the form as
`{PREFIX}-WP-ADHOC-YYYY-MM-DD`, filename unchanged, and grandfathered existing
ids on the condition they are never *silently* re-derived. This is the explicit
migration that clause allows for.
The hub id is derived from the record id, so a changed id is a different
record: stale state_hub_*_id fields are dropped and fix-consistency re-derives.
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
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Canon defines six work-record kinds — workplan, task, intake, decision,
engagement, register-entry. These files declared none of them (feature, runbook,
bug-report, extension-workplan, scorecard, session-note, adhoc) while the hub
held each as a workplan.
Selection is by 'type: workplan', so the mismatch made them invisible to any
projection: a forge-derived reset read their correct hub records as no longer
deriving and proposed retiring live work.
Where a file also lacked a canonical identifier, one was assigned continuing the
repository's sequence. Existing hub identifiers are preserved, so no record is
orphaned.
Refs STATE-WP-0083
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Records absent from central carried random pre-ADR-007 identifiers minted by
the retired local hub, which C-06 refused as stale references. Deriving from
the canonical record id takes no identity from anything.
Refs CUST-WP-0068-T06
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