ISRC FRZ209631500
Verified recording
FRZ209631500 is “Madama Butterfly, Act II: Un bel di (Butterfly)” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0x2a2ce82c44fe9fc9e605bf42f0197afd4db742c924a39fd39eb49277dd1747ae and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209631500.
Recording identifiers
- ISRC
- FRZ209631500
- Title
- Madama Butterfly, Act II: Un bel di (Butterfly)
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0x2a2ce82c44fe9fc9e605bf42f0197afd4db742c924a39fd39eb49277dd1747ae
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:39db446d1c6b80f260029780140fe81cd0adda06f0922a694c82d7be9769bbd2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209631500
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Madama Butterfly, Act II: Un bel di (Butterfly) · Machine-readable JSON-LD