THE AUDIT TRAIL

What changed. And why.

Dataset imports and source checks, with the affected period and evidence. Recorded dates refer to this dataset, not the publication date of an exchange notice.

Revision history · human sign-off pendingThis preview has no historical point-in-time archive. Current amended records are unsuitable for reconstructing what was known in a past backtest.
Recorded in dataset
coverage_withdrawn

Removed the over-broad SGX derivatives calendar. The first page without the product appendix is insufficient for a unified day-level answer. Returns unknown until a product calendar is reviewed.

SGX
Affected: 2026-01-01 → 2026-12-31

Recorded in dataset
coverage_added

GFEX 2026 day calendar added from the complete exchange-domain indexed annual notice. Direct fetch unavailable. Night-session capability and human verification remain pending.

GFEX
Affected: 2026-01-01 → 2026-12-31

Recorded in dataset
source_reconfirmation

Recorded the September notice. The civil evenings of September 28 and October 8 resume trading; they are not post-holiday cancellations.

INE
Affected: 2026-09-24 → 2026-10-08

Recorded in dataset
dataset_import

Initial preview snapshot. Six scoped calendars loaded; human verification and rights sign-off remain pending.

SHFE · INE · SSE · SZSE · SGX · LME
Affected: 2026-01-01 → 2026-12-31

Recorded in dataset
source_discovery

Recovered the exact CZCE annual-notice URL and prepared isolated DCE/CZCE 2026 review candidates from the pinned FC calendar. DCE original access failed; CZCE returned 412. No trading-day facts have been promoted: both API records remain unknown pending original-source review.

DCE · CZCE
Affected: 2026-01-01 → 2026-12-31

Recorded in dataset
source_discovery

Imported 31 official-link source records, 19 weekday closures, seven reopenings and historical review evidence from pinned FuturesClock commit 5bd87a3 into isolated ops reference files. Failed DCE/CZCE retrievals do not raise runtime coverage or transfer approval.

SHFE · INE · DCE · CZCE · GFEX · SGX · LME · CME · ICE
Affected: 2026-01-01 → 2026-12-31

Recorded in dataset
source_reconfirmation

Saved and reviewed the official September holiday notice. Existing annual facts agree; no effective closure or source dates for unrelated records were overwritten.

SHFE
Affected: 2026-09-24 → 2026-10-08

Recorded in dataset
source_reconfirmation

Rechecked the complete INE official annual holiday page, including all seven closures, reopenings, adjusted weekends and pre-holiday evenings. Replaces an inherited-only check with an actual full-page agent review.

INE
Affected: 2026-01-01 → 2026-12-31

Recorded in dataset
coverage_added

Added the existing HKEX cash-securities scope from both pages of the saved official CT/075/25 PDF: 14 named weekday closures and three half-days. Human review and standalone rights approval remain pending.

HKEX
Affected: 2026-01-01 → 2026-12-31

Recorded in dataset
coverage_added

Added CZCE 2026 coverage with 365 daily records and seven holiday evidence windows. The paired DCE/CZCE secondary intake contains 730 daily records and 14 windows, based on complete cross-checked Eastmoney and BOCI annual reproductions plus six CZCE night notices (the autumn notice covers two windows). The official original remains pending; human verification and rights approval remain pending.

CZCE
Affected: 2026-01-01 → 2026-12-31

Recorded in dataset
coverage_added

Added DCE 2026 coverage with 365 daily records and seven holiday evidence windows. The paired DCE/CZCE secondary intake contains 730 daily records and 14 windows, based on complete cross-checked Eastmoney and BOCI annual reproductions plus seven DCE night notices. The official original remains pending; human verification and rights approval remain pending.

DCE
Affected: 2026-01-01 → 2026-12-31

GET /api/v1/changelog?since=2026-09-01

The structured record