ISRC FRZ149507140
Verified recording
FRZ149507140 is “Cleopatra e Cesare: Act I, scene 8: Cleopatra : "Tra le procelle assorto"” by Carl Heinrich Graun,
registered on the CopyrightChains blockchain with CopyrightID
0x4c8a0ad1f0329f6c311f69cd2b0dd5d63b2e40eaed1c179f456e6fd30f6880eb and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149507140.
Recording identifiers
- ISRC
- FRZ149507140
- Title
- Cleopatra e Cesare: Act I, scene 8: Cleopatra : "Tra le procelle assorto"
- Artist
- Carl Heinrich Graun
- CopyrightID (CopyrightChains transaction hash)
0x4c8a0ad1f0329f6c311f69cd2b0dd5d63b2e40eaed1c179f456e6fd30f6880eb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:ffcee274baf2ad89299fb4c9f48d72a3841b350e5b7e191d7bd2dd37e4adf62f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149507140
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Cleopatra e Cesare: Act I, scene 8: Cleopatra : "Tra le procelle assorto" · Machine-readable JSON-LD