Cousin John

Recording by John Mark McMillan.

Recording identifiers

ISRC
USCGH2010382
CopyrightID (CopyrightChains transaction hash)
0x7780b00b3879a0bfbc90a008c6407ae87de69b71c39689f340e3301588f7c4a7
Copyright registration time
2026-06-11T09:55:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:cae48bb764aa8a2fe5891f11e6d28f05a7551bf55f0a84d84bd1f8cbae777bd7

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.