Changing

Recording by John Mayer.

Recording identifiers

ISRC
USSM11610640
CopyrightID (CopyrightChains transaction hash)
0x3cfc21fa5ddbe829c088e592da52df0741360c2c6b0fe34d0873e9552b6304db
Copyright registration time
2026-06-04T11:34:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:a1b96e6c9bef55d3d919a9d5286543ac7dc05d16a13dda0f0a05c8311eb767f4

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.