ISRC USTCB0973144
Verified recording
USTCB0973144 is “El Rey” by Colmillo Norteño,
registered on the CopyrightChains blockchain with CopyrightID
0xae610ecf61c29499e8e8c3eaf808e5ff1bd53600cea3926098e881d0e50677d7 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/USTCB0973144.
Recording identifiers
- ISRC
- USTCB0973144
- Title
- El Rey
- Artist
- Colmillo Norteño
- CopyrightID (CopyrightChains transaction hash)
0xae610ecf61c29499e8e8c3eaf808e5ff1bd53600cea3926098e881d0e50677d7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:37af317eccfe3a1d14637e1a90881720f7f3f6d6814acfc3a3e338e1bedacf2a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTCB0973144
- Bitcoin block existence check
- https://blockstream.info/api/block/956302