John Brown

Recording by I Marcellos Ferial.

Recording identifiers

ISRC
ITB006670938
CopyrightID (CopyrightChains transaction hash)
0x97b2578a346824e0299549f2d4de3347308edc52227a5c072d709e2e543575c0
Copyright registration time
2026-07-31T09:53:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T10:06:30Z
Bitcoin block
960387
Canonical record hash
sha256:244be8459b1deb896e0b96933ba35b16c24c562b2b6667caff0ffad5c4c0f17a

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.