ISRC GBF077440532
Verified recording
GBF077440532 is “Madama Butterfly, Act III: [Fischi d'uccelli dal giardino]” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0xfb567ca616fe37c712671f5926f536239f214fc6092b43d4194b6770e60203f9 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/GBF077440532.
Recording identifiers
- ISRC
- GBF077440532
- Title
- Madama Butterfly, Act III: [Fischi d'uccelli dal giardino]
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0xfb567ca616fe37c712671f5926f536239f214fc6092b43d4194b6770e60203f9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:1881c1c450e6e8e2cf19d026e3cbf8c8ef52d7e65c84a593469a04d2923600eb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077440532
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Madama Butterfly, Act III: [Fischi d'uccelli dal giardino] · Machine-readable JSON-LD