ISRC FRZ037000140
Verified recording
FRZ037000140 is “Tres libros de musica en cifras para vihuela: 14. Romanesca I: O guardame las vacas” by Alonso Mudarra,
registered on the CopyrightChains blockchain with CopyrightID
0x88940df0c93350c2011edb63d8c3fa9ec29df72b41b0607bd3d5338fd543ce44 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ037000140.
Recording identifiers
- ISRC
- FRZ037000140
- Title
- Tres libros de musica en cifras para vihuela: 14. Romanesca I: O guardame las vacas
- Artist
- Alonso Mudarra
- CopyrightID (CopyrightChains transaction hash)
0x88940df0c93350c2011edb63d8c3fa9ec29df72b41b0607bd3d5338fd543ce44
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:7cb48e10766d1f5e5a51f3f2a541814604afe2acb2aad80b0b5a8bf479df4ee4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ037000140
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Tres libros de musica en cifras para vihuela: 14. Romanesca I: O guardame las vacas · Machine-readable JSON-LD