Backyard Groove

Recording identifiers

ISRC

USMAR1609802

CopyrightID (CopyrightChains transaction hash)

0x58b10cd63f26083a7738ff656c4ad6c8a2a3045626bf56d17f42c83fc12fdeba

Copyright registration time

2026-06-20T15:58:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:30:09Z

Bitcoin block

956302

Canonical record hash

sha256:60c2d0810cfa334e90cc1f68906820657d8cfe070d9c4871f728a7da3b3b15c7

• 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.