ISRC ES33B2119908
Verified recording
ES33B2119908 is “João E Maria” by Albert Sanz,
registered on the CopyrightChains blockchain with CopyrightID
0xe871bd2c3d85c138afcd2a330f57ac574daa40f94f90825eaec48dc4d71f951c and independently timestamped
in Bitcoin block 960354 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES33B2119908.
Recording identifiers
- ISRC
- ES33B2119908
- Title
- João E Maria
- Artist
- Albert Sanz
- CopyrightID (CopyrightChains transaction hash)
0xe871bd2c3d85c138afcd2a330f57ac574daa40f94f90825eaec48dc4d71f951c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:48:18+00:00
- Bitcoin block
- 960354
- Canonical record hash
sha256:4c02adf1c86b72af011d5f8b5561ea5bbb8474c70edf8f7b755e220cdb179276- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES33B2119908
- Bitcoin block existence check
- https://blockstream.info/api/block/960354