ISRC FRX290805072
Verified recording
FRX290805072 is “Concerto per violino e archi in A Major, RV 350: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x68e7ffa4d853cb3ef5dc84869646e8e82ad7f8d4b60fdf4f5db785f445f8a436 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/FRX290805072.
Recording identifiers
- ISRC
- FRX290805072
- Title
- Concerto per violino e archi in A Major, RV 350: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x68e7ffa4d853cb3ef5dc84869646e8e82ad7f8d4b60fdf4f5db785f445f8a436
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:be258d7b4c459b3b7323038ace2ce76e05c5e8b632f6d34ce6f8acf51415bb53- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX290805072
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Concerto per violino e archi in A Major, RV 350: II. Largo · Machine-readable JSON-LD