ISRC DEF057404350
Verified recording
DEF057404350 is “Lute music - Spain: (Diferencias sobre) Guárdame las vacas” by Luis de Narváez,
registered on the CopyrightChains blockchain with CopyrightID
0x6a3b4eef5dcc83d2ba1f87b911fc7337c6f63a62faa7f4210a08243f3229ebb4 and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057404350.
Recording identifiers
- ISRC
- DEF057404350
- Title
- Lute music - Spain: (Diferencias sobre) Guárdame las vacas
- Artist
- Luis de Narváez
- CopyrightID (CopyrightChains transaction hash)
0x6a3b4eef5dcc83d2ba1f87b911fc7337c6f63a62faa7f4210a08243f3229ebb4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:350f7781e2ec51dfb60fed506be15c73a2ced671cabef0231e1f217437b03639- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057404350
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Lute music - Spain: (Diferencias sobre) Guárdame las vacas · Machine-readable JSON-LD