ISRC DEF058730614
Verified recording
DEF058730614 is “Madama Butterfly / Act II: (Introduzione) "Oh eh! oh eh!" (Coro)” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0x9649da883b1a1cc22475d7e6dece88815b5391402c1f8994f4356b1b1b97e404 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058730614.
Recording identifiers
- ISRC
- DEF058730614
- Title
- Madama Butterfly / Act II: (Introduzione) "Oh eh! oh eh!" (Coro)
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0x9649da883b1a1cc22475d7e6dece88815b5391402c1f8994f4356b1b1b97e404
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:177cf0548036ebce51102bb96fb63739ae38131fa0125759467c7bb54ae81b86- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058730614
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Madama Butterfly / Act II: (Introduzione) "Oh eh! oh eh!" (Coro) · Machine-readable JSON-LD