ISRC FRZ130917026
Verified recording
FRZ130917026 is “Bassoon Concerto in C Major, RV 471: II. Larghetto” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xa6e7485ebb75fe01abce6f29eda415af5becaee5401f6557be58de72c21e1b3b and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ130917026.
Recording identifiers
- ISRC
- FRZ130917026
- Title
- Bassoon Concerto in C Major, RV 471: II. Larghetto
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xa6e7485ebb75fe01abce6f29eda415af5becaee5401f6557be58de72c21e1b3b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e7e3d82b650d4550e9efed38e82b089a6cfcb9c90f1a9b55dbe00b3cec878011- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ130917026
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Bassoon Concerto in C Major, RV 471: II. Larghetto · Machine-readable JSON-LD