Say

Recording by John Mayer.

Recording identifiers

ISRC
USSM10704655
CopyrightID (CopyrightChains transaction hash)
0xdabbdbe93630a76267f6779ef11384674af27c44afa946138499829363c09d81
Copyright registration time
2026-06-01T17:13:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:a113e01f563c716cf7345226a9507286bd22b9b009057cc6356ccfb610d2d22f

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.