ISRC DEF058730608
Verified recording
DEF058730608 is “Madama Butterfly / Act II: "Un bel dì vedremo"” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0xf38a728cd46805ec172c2906f4acdf9050b2a98bae9d10255e97b8973c1ed990 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/DEF058730608.
Recording identifiers
- ISRC
- DEF058730608
- Title
- Madama Butterfly / Act II: "Un bel dì vedremo"
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0xf38a728cd46805ec172c2906f4acdf9050b2a98bae9d10255e97b8973c1ed990
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:15dcaa8aea6cc97db493bd1b78f6632753ee78923ba435c563681d1bcfb5ec3a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058730608
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Madama Butterfly / Act II: "Un bel dì vedremo" · Machine-readable JSON-LD