ISRC FR7JM1770070
Verified recording
FR7JM1770070 is “Cello Sonata in B-Flat Major, RV 47: III. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x29a5bb7cdd80004b90f965f81acbd01b1f958c143c7557432a3299eae16b437c and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1770070.
Recording identifiers
- ISRC
- FR7JM1770070
- Title
- Cello Sonata in B-Flat Major, RV 47: III. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x29a5bb7cdd80004b90f965f81acbd01b1f958c143c7557432a3299eae16b437c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:ffb6e95c6530823738e630606edcbf18408432590df47860c958f67f8de050cc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1770070
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: Cello Sonata in B-Flat Major, RV 47: III. Largo · Machine-readable JSON-LD