ISRC USBC18000290
Verified recording
USBC18000290 is “Fantasia No. 7 in E Minor, Op. 30: Introduction - Lentemente” by Fernando Sor,
registered on the CopyrightChains blockchain with CopyrightID
0xd2aa3c50a62f56927807a7e977a8ecabe3fc599afe85f5b46f88e6bf37d8bb21 and independently timestamped
in Bitcoin block 960389 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC18000290.
Recording identifiers
- ISRC
- USBC18000290
- Title
- Fantasia No. 7 in E Minor, Op. 30: Introduction - Lentemente
- Artist
- Fernando Sor
- CopyrightID (CopyrightChains transaction hash)
0xd2aa3c50a62f56927807a7e977a8ecabe3fc599afe85f5b46f88e6bf37d8bb21
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T10:20:10+00:00
- Bitcoin block
- 960389
- Canonical record hash
sha256:36daedd067c1a2b1873a68563759a8ed28ef5d212a32e7f1575993df6f4b6b62- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC18000290
- Bitcoin block existence check
- https://blockstream.info/api/block/960389
Full record
Track page: Fantasia No. 7 in E Minor, Op. 30: Introduction - Lentemente · Machine-readable JSON-LD