Post Mortem

Recording by 1969 Collective.

Recording identifiers

ISRC
CBAHX2100106
CopyrightID (CopyrightChains transaction hash)
0x19014b572c9973c9026bb36ffbd04abb4a9b485d6931f1141f83bb769fbebfb6
Copyright registration time
2026-06-09T10:28:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:488ba666c3d0d553392f4c127231bddc38fd260234c7b3c52fcd74bd0739a683

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.