ISRC USUG12003204
Verified recording
USUG12003204 is “Sleep” by Dave Brubeck,
registered on the CopyrightChains blockchain with CopyrightID
0xa8f35c64ffa7cda6a494a23585e59b19e72510cb4f30df98cdfba9cc6e333eb7 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUG12003204.
Recording identifiers
- ISRC
- USUG12003204
- Title
- Sleep
- Artist
- Dave Brubeck
- CopyrightID (CopyrightChains transaction hash)
0xa8f35c64ffa7cda6a494a23585e59b19e72510cb4f30df98cdfba9cc6e333eb7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:e0cf3c7c84410a017d7b7456600cfd1cf1d8e0bdeb68c1b757b2419c8c1e5507- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUG12003204
- Bitcoin block existence check
- https://blockstream.info/api/block/956302