About Bygones

Recording identifiers

ISRC

USA2P2258398

CopyrightID (CopyrightChains transaction hash)

0x0d85d03eaaa4517ca4e1a6873a0d642da3b7d827d224024a14c60320862e50f2

Copyright registration time

2026-07-07T15:58:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:20:19Z

Bitcoin block

957118

Canonical record hash

sha256:6245ae98f83fed81143160d10c63b9ab30117f7e7e4949aa61718331cc9c45ae

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.