ISRC FRZ201901253
Verified recording
FRZ201901253 is “Vivaldi: Cello Concerto in A Minor, RV 420: II. Adagio” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x5d4918ad77abad7086afb30dd07fe8ebb82ebacb4f66e45cd15b5bc77facc5e0 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ201901253.
Recording identifiers
- ISRC
- FRZ201901253
- Title
- Vivaldi: Cello Concerto in A Minor, RV 420: II. Adagio
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x5d4918ad77abad7086afb30dd07fe8ebb82ebacb4f66e45cd15b5bc77facc5e0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:14070f959a738ac7e5b3ae477caa4fdd3655e74947588b4ce907dfb4d190896e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ201901253
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Vivaldi: Cello Concerto in A Minor, RV 420: II. Adagio · Machine-readable JSON-LD