ISRC FRZ036802900
Verified recording
FRZ036802900 is “Organ Concerto in D Major, BWV 972 after Vivaldi's Concerto Op.3, No. 9, RV 230: 2. Larghetto” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x2ef163d4c6a9a56ae0553cffb05ccb7730b9ac4466e98b558dca09dd55d33aac and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ036802900.
Recording identifiers
- ISRC
- FRZ036802900
- Title
- Organ Concerto in D Major, BWV 972 after Vivaldi's Concerto Op.3, No. 9, RV 230: 2. Larghetto
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x2ef163d4c6a9a56ae0553cffb05ccb7730b9ac4466e98b558dca09dd55d33aac
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:7a3561830a6b2d7dfc083661aee9f873de187484669c95fd58b6fb3496e2720f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ036802900
- Bitcoin block existence check
- https://blockstream.info/api/block/960459
Full record
Track page: Organ Concerto in D Major, BWV 972 after Vivaldi's Concerto Op.3, No. 9, RV 230: 2. Larghetto · Machine-readable JSON-LD