ISRC DEF059304542
Verified recording
DEF059304542 is “Concerto for 2 Violins, 2 Cellos, Strings and Continuo in G, R.575: 2. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x5f4b6c56e64f131bcbb393370d13270b6fdfc4da4a18521c0c2e0e6898f4c0ec and independently timestamped
in Bitcoin block 960153 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059304542.
Recording identifiers
- ISRC
- DEF059304542
- Title
- Concerto for 2 Violins, 2 Cellos, Strings and Continuo in G, R.575: 2. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x5f4b6c56e64f131bcbb393370d13270b6fdfc4da4a18521c0c2e0e6898f4c0ec
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:57:12+00:00
- Bitcoin block
- 960153
- Canonical record hash
sha256:7d111593829dfb703eceabd84769a50f7f544917ce85a907aab1f07cdb41a902- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059304542
- Bitcoin block existence check
- https://blockstream.info/api/block/960153
Full record
Track page: Concerto for 2 Violins, 2 Cellos, Strings and Continuo in G, R.575: 2. Largo · Machine-readable JSON-LD