ISRC FR2X41706703
Verified recording
FR2X41706703 is “Instrucción de Música Sobre la Guitarra Española, Book No. 2: La Esfachata de Nápoles” by Gaspar Sanz,
registered on the CopyrightChains blockchain with CopyrightID
0xc67745f2fd7a0a2aea85f3dc62cbe6c2fc6c25f2ed04205bb2abd20c32c18999 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR2X41706703.
Recording identifiers
- ISRC
- FR2X41706703
- Title
- Instrucción de Música Sobre la Guitarra Española, Book No. 2: La Esfachata de Nápoles
- Artist
- Gaspar Sanz
- CopyrightID (CopyrightChains transaction hash)
0xc67745f2fd7a0a2aea85f3dc62cbe6c2fc6c25f2ed04205bb2abd20c32c18999
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:623d0d507203cc7a7c1c5325a524b17a904fb0880c4c637705778e4bf42b4b7b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR2X41706703
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Instrucción de Música Sobre la Guitarra Española, Book No. 2: La Esfachata de Nápoles · Machine-readable JSON-LD