ISRC FRUM75300009
Verified recording
FRUM75300009 is “Concerto for recorder, oboe and bassoon in D major, RV 103: 2. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x896f861d6c70b9ab624858d1fcb32d2a9593134304bf0bb1333b2f5f5417eb2d and independently timestamped
in Bitcoin block 960181 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM75300009.
Recording identifiers
- ISRC
- FRUM75300009
- Title
- Concerto for recorder, oboe and bassoon in D major, RV 103: 2. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x896f861d6c70b9ab624858d1fcb32d2a9593134304bf0bb1333b2f5f5417eb2d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T00:53:20+00:00
- Bitcoin block
- 960181
- Canonical record hash
sha256:78f2375d38b89381c1486bb51334a91d4b327c334f090da5933cd8f50f0e2e19- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM75300009
- Bitcoin block existence check
- https://blockstream.info/api/block/960181
Full record
Track page: Concerto for recorder, oboe and bassoon in D major, RV 103: 2. Largo · Machine-readable JSON-LD