ISRC CAJ720756707
Verified recording
CAJ720756707 is “Improvisation / Retorno” by Jose Angel Gutierrez,
registered on the CopyrightChains blockchain with CopyrightID
0xdca86fa0a4e98e56919b471519ad6b65d111b3e1cbd8d9e3b8a8aee5558831dc and independently timestamped
in Bitcoin block 960430 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ720756707.
Recording identifiers
- ISRC
- CAJ720756707
- Title
- Improvisation / Retorno
- Artist
- Jose Angel Gutierrez
- CopyrightID (CopyrightChains transaction hash)
0xdca86fa0a4e98e56919b471519ad6b65d111b3e1cbd8d9e3b8a8aee5558831dc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T16:09:41+00:00
- Bitcoin block
- 960430
- Canonical record hash
sha256:cbd4e4aac72f04fb78949f16ee84d2dd90253b4fd5ac811a1b87207f2bdf826c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ720756707
- Bitcoin block existence check
- https://blockstream.info/api/block/960430
Full record
Track page: Improvisation / Retorno · Machine-readable JSON-LD