ISRC USSM12305416
Verified recording
USSM12305416 is “Madama Butterfly, Act III: Addio, fiorito asil” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0x29ffc60071b45e5a958b7ab946a5aef8dc4036537388ed6b463fa5c8063e6489 and independently timestamped
in Bitcoin block 960354 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM12305416.
Recording identifiers
- ISRC
- USSM12305416
- Title
- Madama Butterfly, Act III: Addio, fiorito asil
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0x29ffc60071b45e5a958b7ab946a5aef8dc4036537388ed6b463fa5c8063e6489
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:48:18+00:00
- Bitcoin block
- 960354
- Canonical record hash
sha256:645124b64a97b5dc5d8f413867539db0a482b13d5b167772dfcf53f026d243e7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM12305416
- Bitcoin block existence check
- https://blockstream.info/api/block/960354
Full record
Track page: Madama Butterfly, Act III: Addio, fiorito asil · Machine-readable JSON-LD