ISRC FR7JM1770090
Verified recording
FR7JM1770090 is “Cello Sonata in A Minor, RV 43: I. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x83278bfa07696f3dafbb4ad2406e31afd1e0d748482a9c6e163135bfbea37d02 and independently timestamped
in Bitcoin block 960209 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1770090.
Recording identifiers
- ISRC
- FR7JM1770090
- Title
- Cello Sonata in A Minor, RV 43: I. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x83278bfa07696f3dafbb4ad2406e31afd1e0d748482a9c6e163135bfbea37d02
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T05:15:54+00:00
- Bitcoin block
- 960209
- Canonical record hash
sha256:696c1b67b539515220ad4e9b68a02e4ec838b6a456f3a0a10f363388cbdf8371- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1770090
- Bitcoin block existence check
- https://blockstream.info/api/block/960209
Full record
Track page: Cello Sonata in A Minor, RV 43: I. Largo · Machine-readable JSON-LD