ISRC GBF077440522
Verified recording
GBF077440522 is “Madama Butterfly, Act II: Ora a noi. Sedete qui” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0xfefdb715995fe1244bc9f951e2522d912a2e67786367e7554d5f2b0b6a059abd 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/GBF077440522.
Recording identifiers
- ISRC
- GBF077440522
- Title
- Madama Butterfly, Act II: Ora a noi. Sedete qui
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0xfefdb715995fe1244bc9f951e2522d912a2e67786367e7554d5f2b0b6a059abd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:e47a3a6dbb370df72d770c0cb5c2a2c8e0bdb6c655081f51f4459863c3bdcc16- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077440522
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Madama Butterfly, Act II: Ora a noi. Sedete qui · Machine-readable JSON-LD