ISRC FRZ131801420
Verified recording
FRZ131801420 is “Concerto for Viola d'amore in D Minor, RV 394: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x94e34426800500ee60df3822f63e9c2528f4b327dcc8b38f79d9bd9b34e410b3 and independently timestamped
in Bitcoin block 960218 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131801420.
Recording identifiers
- ISRC
- FRZ131801420
- Title
- Concerto for Viola d'amore in D Minor, RV 394: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x94e34426800500ee60df3822f63e9c2528f4b327dcc8b38f79d9bd9b34e410b3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T06:57:05+00:00
- Bitcoin block
- 960218
- Canonical record hash
sha256:d2b9f14a5c0b120a572b9ba432d0e8b5d91c46940f863f6eaa36a6e17e2cf2cc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131801420
- Bitcoin block existence check
- https://blockstream.info/api/block/960218
Full record
Track page: Concerto for Viola d'amore in D Minor, RV 394: II. Largo · Machine-readable JSON-LD