ISRC ES5700701226
Verified recording
ES5700701226 is “Contradicciones” by Marta Sánchez,
registered on the CopyrightChains blockchain with CopyrightID
0x818496c2d8961b8e74d960cf9d626b1f28adaee71f9aefdc7ccf84bef2108d5f and independently timestamped
in Bitcoin block 960381 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES5700701226.
Recording identifiers
- ISRC
- ES5700701226
- Title
- Contradicciones
- Artist
- Marta Sánchez
- CopyrightID (CopyrightChains transaction hash)
0x818496c2d8961b8e74d960cf9d626b1f28adaee71f9aefdc7ccf84bef2108d5f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:50:11+00:00
- Bitcoin block
- 960381
- Canonical record hash
sha256:8cb1e3e1bf12305aa39960c65fa79055d28474e37a3ec68c325e2d0d4779e11f- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES5700701226
- Bitcoin block existence check
- https://blockstream.info/api/block/960381