ISRC NLE421805615
Verified recording
NLE421805615 is “Madama Butterfly, SC 74, Act II: Un bel dì, vedremo” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0xd0d8be8e22d72d5a2cab7040d49cde80ae98d0a8b6a2cd7056950d56773e876f and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421805615.
Recording identifiers
- ISRC
- NLE421805615
- Title
- Madama Butterfly, SC 74, Act II: Un bel dì, vedremo
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0xd0d8be8e22d72d5a2cab7040d49cde80ae98d0a8b6a2cd7056950d56773e876f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:8a7589b3a99ff374f71069577375e5da378b11d70e008caba7b1d36a49dd0154- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421805615
- Bitcoin block existence check
- https://blockstream.info/api/block/960258
Full record
Track page: Madama Butterfly, SC 74, Act II: Un bel dì, vedremo · Machine-readable JSON-LD