ISRC FRZ130907020
Verified recording
FRZ130907020 is “Ostro pictura, armata spina, RV 642: II. Recitativo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x5d491b807b83b5d9dfa445a84eb05f624d2b1aa4d227854d4ac548b4fb20b3c5 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/FRZ130907020.
Recording identifiers
- ISRC
- FRZ130907020
- Title
- Ostro pictura, armata spina, RV 642: II. Recitativo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x5d491b807b83b5d9dfa445a84eb05f624d2b1aa4d227854d4ac548b4fb20b3c5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:d5460626ff766cbb88ddf65887042d50ced4d5e5a50ab8eb38f7f0c3756beccc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ130907020
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Ostro pictura, armata spina, RV 642: II. Recitativo · Machine-readable JSON-LD