ISRC ITI891100376
Verified recording
ITI891100376 is “Guitar Concerto No. 1 in D Major, Op. 99: II. Andantino - Alla romanza” by Mario Castelnuovo-Tedesco,
registered on the CopyrightChains blockchain with CopyrightID
0x2ea6e372e4989971ba7cfd2c4543c5ca45fc0d3d5607ae768973035ad3c80ec5 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITI891100376.
Recording identifiers
- ISRC
- ITI891100376
- Title
- Guitar Concerto No. 1 in D Major, Op. 99: II. Andantino - Alla romanza
- Artist
- Mario Castelnuovo-Tedesco
- CopyrightID (CopyrightChains transaction hash)
0x2ea6e372e4989971ba7cfd2c4543c5ca45fc0d3d5607ae768973035ad3c80ec5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:604312424ed6c6fb525b61824cd10729fa37b37a42eb50f6af31c2449b911422- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITI891100376
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Guitar Concerto No. 1 in D Major, Op. 99: II. Andantino - Alla romanza · Machine-readable JSON-LD