Questions

Recording by Jack Johnson.

Recording identifiers

ISRC
USUM70507137
CopyrightID (CopyrightChains transaction hash)
0xbc441112d0e9eda28a9e12f365227a9b73993ea9abd6fd89cc26cc3ea9043bcb
Copyright registration time
2026-06-07T12:13:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:1a78986a8dae329a3b7c995f95c8ec95a7d3301e49ab4878ab362969cbf84a73

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.