ISRC USTCB0973141
Verified recording
USTCB0973141 is “J. Walker” by Colmillo Norteño,
registered on the CopyrightChains blockchain with CopyrightID
0xf72c6d3ca2145d3a21c36aa4dd80b945c915c58b4bbbbf1c0f627668e03be063 and independently timestamped
in Bitcoin block 953536 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTCB0973141.
Recording identifiers
- ISRC
- USTCB0973141
- Title
- J. Walker
- Artist
- Colmillo Norteño
- CopyrightID (CopyrightChains transaction hash)
0xf72c6d3ca2145d3a21c36aa4dd80b945c915c58b4bbbbf1c0f627668e03be063
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T17:25:41+00:00
- Bitcoin block
- 953536
- Canonical record hash
sha256:2830896b0a1fba7b444949584f3ed30650ce3912beed41e5510c807c89808d6e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTCB0973141
- Bitcoin block existence check
- https://blockstream.info/api/block/953536