ISRC GBF077440541
Verified recording
GBF077440541 is “Madama Butterfly, Act III: Con onor muore – Tu, tu, piccolo iddio!” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0x9f0544cc272018315df3e4fed9c362900d2b0dd9a27a9a08019990eab148aba8 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077440541.
Recording identifiers
- ISRC
- GBF077440541
- Title
- Madama Butterfly, Act III: Con onor muore – Tu, tu, piccolo iddio!
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0x9f0544cc272018315df3e4fed9c362900d2b0dd9a27a9a08019990eab148aba8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:5554c06309865e227c27d7896da6e496ea10bcd8337e37ccf112fd5edec1dc61- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077440541
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Madama Butterfly, Act III: Con onor muore – Tu, tu, piccolo iddio! · Machine-readable JSON-LD