Once In A While - CRC Demo/2014 Mix

Recording identifiers

ISRC

USUG11401080

CopyrightID (CopyrightChains transaction hash)

0x9e82a7520fd1dab9fc58b5c43b7b0dfbd538c754e01c17e749f24b53d844edd2

Copyright registration time

2026-06-21T15:01:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:30:09Z

Bitcoin block

956302

Canonical record hash

sha256:e239f32fcf3a8698fb7efd0025d0b103caf2e5fc0bdd8d9e68e2a358d1e3a418

• 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.