ISRC CAJ720739703
Verified recording
CAJ720739703 is “Guitar Sonata No. 1 in D major, Op. 14, "Grand Solo": Introduction (Andante) - Allegro” by Fernando Sor,
registered on the CopyrightChains blockchain with CopyrightID
0x2a32b38e06406fa626e01b7f61609febeed947de877645cef3770d4636865534 and independently timestamped
in Bitcoin block 957052 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ720739703.
Recording identifiers
- ISRC
- CAJ720739703
- Title
- Guitar Sonata No. 1 in D major, Op. 14, "Grand Solo": Introduction (Andante) - Allegro
- Artist
- Fernando Sor
- CopyrightID (CopyrightChains transaction hash)
0x2a32b38e06406fa626e01b7f61609febeed947de877645cef3770d4636865534
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T14:50:41+00:00
- Bitcoin block
- 957052
- Canonical record hash
sha256:eb84ac202f96ce823f12d0a461d4e0a5ea222311f5204b3c950817b29bee8cd8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ720739703
- Bitcoin block existence check
- https://blockstream.info/api/block/957052
Full record
Track page: Guitar Sonata No. 1 in D major, Op. 14, "Grand Solo": Introduction (Andante) - Allegro · Machine-readable JSON-LD