ISRC CZA168702080
Verified recording
CZA168702080 is “Chamber Concerto in D Major, RV 93: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x24b88edd2c61348842e1e10b4d090a5032391704a716e44bdea8147191c4883b and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA168702080.
Recording identifiers
- ISRC
- CZA168702080
- Title
- Chamber Concerto in D Major, RV 93: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x24b88edd2c61348842e1e10b4d090a5032391704a716e44bdea8147191c4883b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:1514530dab3eaa0f9482278b483acc72cb941746356b293884d2e11aef56d4df- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA168702080
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: Chamber Concerto in D Major, RV 93: II. Largo · Machine-readable JSON-LD