ISRC USSF61300131
Verified recording
USSF61300131 is “El colibri” by Julio Sagreras,
registered on the CopyrightChains blockchain with CopyrightID
0xa9c5e30240fc7e3781936c8b8991d4e5c2d1608befc5b58b31fecf81ed252fc2 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF61300131.
Recording identifiers
- ISRC
- USSF61300131
- Title
- El colibri
- Artist
- Julio Sagreras
- CopyrightID (CopyrightChains transaction hash)
0xa9c5e30240fc7e3781936c8b8991d4e5c2d1608befc5b58b31fecf81ed252fc2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:029364c0ec02de10c70eaceb2bcd0133fac1a4d3e08a1b36cfb5c8a2c1e989d3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF61300131
- Bitcoin block existence check
- https://blockstream.info/api/block/956304