ISRC FR7JM1770110
Verified recording
FR7JM1770110 is “Cello Sonata in A Minor, RV 43: III. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xa49c3539e117713334ccdc37381b8f1cb8b4c0e8ccadef05f5ae5813f5bc66c7 and independently timestamped
in Bitcoin block 960241 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1770110.
Recording identifiers
- ISRC
- FR7JM1770110
- Title
- Cello Sonata in A Minor, RV 43: III. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xa49c3539e117713334ccdc37381b8f1cb8b4c0e8ccadef05f5ae5813f5bc66c7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:58:01+00:00
- Bitcoin block
- 960241
- Canonical record hash
sha256:57531172bc619f4b1511345a8bc2cfce05d2bec19a2a48b82a98e9c5be766e37- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1770110
- Bitcoin block existence check
- https://blockstream.info/api/block/960241
Full record
Track page: Cello Sonata in A Minor, RV 43: III. Largo · Machine-readable JSON-LD