ISRC USBC18000293
Verified recording
USBC18000293 is “Fantasia in C Minor, Op. 7: Largo non tanto” by Fernando Sor,
registered on the CopyrightChains blockchain with CopyrightID
0xe78db1b4f5efe7878714f934ac1bc9b83c042a07c9cac5508a04e5c084b201f4 and independently timestamped
in Bitcoin block 960354 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC18000293.
Recording identifiers
- ISRC
- USBC18000293
- Title
- Fantasia in C Minor, Op. 7: Largo non tanto
- Artist
- Fernando Sor
- CopyrightID (CopyrightChains transaction hash)
0xe78db1b4f5efe7878714f934ac1bc9b83c042a07c9cac5508a04e5c084b201f4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:48:18+00:00
- Bitcoin block
- 960354
- Canonical record hash
sha256:2d2389c51898095b9cb560e9f104f7d8a9797f8eacb3a0d3a482dadc2e99d300- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC18000293
- Bitcoin block existence check
- https://blockstream.info/api/block/960354
Full record
Track page: Fantasia in C Minor, Op. 7: Largo non tanto · Machine-readable JSON-LD