ISRC ITX921002272
Verified recording
ITX921002272 is “24 Leçons progressives, Op. 31 (Excerpts Arr. A. Segovia for Guitar): No. 21 in F Major” by Fernando Sor,
registered on the CopyrightChains blockchain with CopyrightID
0x131861dae4f3d4c2d9f8460a986703f0043f34c9459b31cba2233a323486a94d and independently timestamped
in Bitcoin block 960296 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921002272.
Recording identifiers
- ISRC
- ITX921002272
- Title
- 24 Leçons progressives, Op. 31 (Excerpts Arr. A. Segovia for Guitar): No. 21 in F Major
- Artist
- Fernando Sor
- CopyrightID (CopyrightChains transaction hash)
0x131861dae4f3d4c2d9f8460a986703f0043f34c9459b31cba2233a323486a94d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:11:09+00:00
- Bitcoin block
- 960296
- Canonical record hash
sha256:2757edcf1c74a479d7837f6a56a0d939637abca16a096b9438618a67684d7fad- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921002272
- Bitcoin block existence check
- https://blockstream.info/api/block/960296
Full record
Track page: 24 Leçons progressives, Op. 31 (Excerpts Arr. A. Segovia for Guitar): No. 21 in F Major · Machine-readable JSON-LD