ISRC QM4TW1596100
Verified recording
QM4TW1596100 is “Negra María” by Maria Dolores Pradera,
registered on the CopyrightChains blockchain with CopyrightID
0x1087b71d3e3a19742e939b0aec35198b96cc734cc42dc4554fa85a2f43589e27 and independently timestamped
in Bitcoin block 960383 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1596100.
Recording identifiers
- ISRC
- QM4TW1596100
- Title
- Negra María
- Artist
- Maria Dolores Pradera
- CopyrightID (CopyrightChains transaction hash)
0x1087b71d3e3a19742e939b0aec35198b96cc734cc42dc4554fa85a2f43589e27
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:50:37+00:00
- Bitcoin block
- 960383
- Canonical record hash
sha256:ceea489982e4014cb647a38a2e845ee7991ce3863ab4ae11cdf870781c5c5883- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1596100
- Bitcoin block existence check
- https://blockstream.info/api/block/960383