ISRC USB8U1013238
Verified recording
USB8U1013238 is “Madame Butterfly, 1. Akt: Vogliatemi bene (Mona Lisa): Act II: Humming Chorus (Coro)” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0x4b83af147ea89d206b57826854f89425b3ec27a5f65796d1927f3748f18a86dc and independently timestamped
in Bitcoin block 960106 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1013238.
Recording identifiers
- ISRC
- USB8U1013238
- Title
- Madame Butterfly, 1. Akt: Vogliatemi bene (Mona Lisa): Act II: Humming Chorus (Coro)
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0x4b83af147ea89d206b57826854f89425b3ec27a5f65796d1927f3748f18a86dc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T12:41:21+00:00
- Bitcoin block
- 960106
- Canonical record hash
sha256:4e2dd5ce8c0606ebb7db2a2a5bab8ac97b874e7cacc77a5b2231ef666cfe1152- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1013238
- Bitcoin block existence check
- https://blockstream.info/api/block/960106
Full record
Track page: Madame Butterfly, 1. Akt: Vogliatemi bene (Mona Lisa): Act II: Humming Chorus (Coro) · Machine-readable JSON-LD