Breakdown

Recording by Jack Johnson.

Recording identifiers

ISRC
USMC60400029
CopyrightID (CopyrightChains transaction hash)
0x8a399a8098842d46cca7aeaa94804b82c6f02bf9733c810f1ef3ca6f93cb80c5
Copyright registration time
2026-06-04T03:23:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:c40c84de6d6908470ce822bddc14b2771418a50d51d01cee78a4b2acda5e6308

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.