ISRC ES5009800089
Verified recording
ES5009800089 is “Desconocida” by Marta Sánchez,
registered on the CopyrightChains blockchain with CopyrightID
0xfb97ecbb2e4b13a7b42d89dd6cbcd6a70c5a77143ec8c7ee41c922313093c809 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES5009800089.
Recording identifiers
- ISRC
- ES5009800089
- Title
- Desconocida
- Artist
- Marta Sánchez
- CopyrightID (CopyrightChains transaction hash)
0xfb97ecbb2e4b13a7b42d89dd6cbcd6a70c5a77143ec8c7ee41c922313093c809
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:fa77ceb86a3f3d9922564b25a8a0f59cefb800119c5a8e8bb7229fc0220f66c4- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES5009800089
- Bitcoin block existence check
- https://blockstream.info/api/block/953513