ISRC GBF077440539
Verified recording
GBF077440539 is “Madama Butterfly, Act III: Tu, Suzuki, che sei tanto biona” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0x033240878c5b1c1448fcb35f689cbe1e30ca0ad9e27ead2b1b6aa6a320a4542a and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077440539.
Recording identifiers
- ISRC
- GBF077440539
- Title
- Madama Butterfly, Act III: Tu, Suzuki, che sei tanto biona
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0x033240878c5b1c1448fcb35f689cbe1e30ca0ad9e27ead2b1b6aa6a320a4542a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:88f165b14450e777b88665a7573962745d426eea444c0d8c7f42a93dcfdb167a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077440539
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Madama Butterfly, Act III: Tu, Suzuki, che sei tanto biona · Machine-readable JSON-LD