ISRC DEF059402770
Verified recording
DEF059402770 is “Cello Concerto in A Minor, RV 422: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x9cf1016f116de069a31af47fe803ab305c8510f528275198ed59ed7761c169b6 and independently timestamped
in Bitcoin block 960095 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059402770.
Recording identifiers
- ISRC
- DEF059402770
- Title
- Cello Concerto in A Minor, RV 422: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x9cf1016f116de069a31af47fe803ab305c8510f528275198ed59ed7761c169b6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:07:37+00:00
- Bitcoin block
- 960095
- Canonical record hash
sha256:932ca24deb26f32c0b5497120d5240601468a2caed37b526656f720fb041f027- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059402770
- Bitcoin block existence check
- https://blockstream.info/api/block/960095
Full record
Track page: Cello Concerto in A Minor, RV 422: II. Largo · Machine-readable JSON-LD