ISRC HKI199092122
Verified recording
HKI199092122 is “Tosca: Act III: O dolci mani mansuete e pure (Cavaradossi)” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0xc960a7e2224df0b733dfcd3e7c4f017facc94e1badeb981fc4610187cc52528c and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199092122.
Recording identifiers
- ISRC
- HKI199092122
- Title
- Tosca: Act III: O dolci mani mansuete e pure (Cavaradossi)
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0xc960a7e2224df0b733dfcd3e7c4f017facc94e1badeb981fc4610187cc52528c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:534f25b934a62c009c609ce63e4cf2a84484a113538e6db65035512f77f705de- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199092122
- Bitcoin block existence check
- https://blockstream.info/api/block/953515
Full record
Track page: Tosca: Act III: O dolci mani mansuete e pure (Cavaradossi) · Machine-readable JSON-LD