ISRC CALC41601221
Verified recording
CALC41601221 is “La fida ninfa, RV 714: Alma oppressa” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x9e22ac25c6c08ad14b55d04504712a5aa64a4a6094fd8b2c41bc995c330216a3 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC41601221.
Recording identifiers
- ISRC
- CALC41601221
- Title
- La fida ninfa, RV 714: Alma oppressa
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x9e22ac25c6c08ad14b55d04504712a5aa64a4a6094fd8b2c41bc995c330216a3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:cd38cef2b3fbf5d8ec590969a3e19415542371f7e8eb36ddce3678dee0577160- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC41601221
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: La fida ninfa, RV 714: Alma oppressa · Machine-readable JSON-LD