Interlude II

Recording by 1969 Collective.

Recording identifiers

ISRC
CBAHX2100110
CopyrightID (CopyrightChains transaction hash)
0xa499d86a7694fc8481773c1176a950b577605ececda4d7791331d81a2952804a
Copyright registration time
2026-06-27T14:22:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:38:34Z
Bitcoin block
956351
Canonical record hash
sha256:cff744a4f50fd84643ed1bd3261fd09814ca2463d72748c1357315a02eab623e

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.