ISRC CALC42020322

Verified recording

CALC42020322 is “Ercole sul Termodonte, RV 749.31: Zeffiretti, che sussurrate” by Antonio Vivaldi, registered on the CopyrightChains blockchain with CopyrightID 0x5867c56b85d0afc6f7945ab0da4549ee5cbf7250d8313143bf57007e65f5f331 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/CALC42020322.

Recording identifiers

ISRC
CALC42020322
Title
Ercole sul Termodonte, RV 749.31: Zeffiretti, che sussurrate
Artist
Antonio Vivaldi
CopyrightID (CopyrightChains transaction hash)
0x5867c56b85d0afc6f7945ab0da4549ee5cbf7250d8313143bf57007e65f5f331

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:f9c3d502b2132c1f0f5ed3d8ec723c35cf8e6e79c7040e1c92e324ff3770188e
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC42020322
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Ercole sul Termodonte, RV 749.31: Zeffiretti, che sussurrate · Machine-readable JSON-LD