ISRC HKI190554509
Verified recording
HKI190554509 is “Madame Butterfly, 1. Akt: Vogliatemi bene (Mona Lisa): Madama Butterfly, Act II: Un bel di vedremo (Cio-Cio-San)” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0xe781aae5f323b2c01a2600ada8aed7eb66b81a735b95e4bde6ddff62c04f31b0 and independently timestamped
in Bitcoin block 960407 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190554509.
Recording identifiers
- ISRC
- HKI190554509
- Title
- Madame Butterfly, 1. Akt: Vogliatemi bene (Mona Lisa): Madama Butterfly, Act II: Un bel di vedremo (Cio-Cio-San)
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0xe781aae5f323b2c01a2600ada8aed7eb66b81a735b95e4bde6ddff62c04f31b0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:26:30+00:00
- Bitcoin block
- 960407
- Canonical record hash
sha256:a8c938654ad6ce6d26f6d3f3c4a992a00a56b72fddcae30ef7c3e92fe6ff5660- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190554509
- Bitcoin block existence check
- https://blockstream.info/api/block/960407
Full record
Track page: Madame Butterfly, 1. Akt: Vogliatemi bene (Mona Lisa): Madama Butterfly, Act II: Un bel di vedremo (Cio-Cio-San) · Machine-readable JSON-LD