ISRC GB4DA2100128
Verified recording
GB4DA2100128 is “Marivi” by Marta Sánchez,
registered on the CopyrightChains blockchain with CopyrightID
0x35c404c356c52cea8a67e38b4b3c4acf1cbcad4ef5513fc6bf6cfa0f144f7d9a and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GB4DA2100128.
Recording identifiers
- ISRC
- GB4DA2100128
- Title
- Marivi
- Artist
- Marta Sánchez
- CopyrightID (CopyrightChains transaction hash)
0x35c404c356c52cea8a67e38b4b3c4acf1cbcad4ef5513fc6bf6cfa0f144f7d9a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:b948f359fe84ec1198b34e5ce3d6e6c79f082f4008acc3be5c4ad39d017bdb75- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GB4DA2100128
- Bitcoin block existence check
- https://blockstream.info/api/block/960403