ISRC GBBBC2200327
Verified recording
GBBBC2200327 is “Madama Butterfly, SC 74, Act I: Vieni, vieni!” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0xb8bab3406ddb61ae4ce56774a82c6e483fee45557582ae10c28c5ea08862e514 and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2200327.
Recording identifiers
- ISRC
- GBBBC2200327
- Title
- Madama Butterfly, SC 74, Act I: Vieni, vieni!
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0xb8bab3406ddb61ae4ce56774a82c6e483fee45557582ae10c28c5ea08862e514
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:38b2beaf150a3278c1519a5bceca5bc0a291444c1200bdf114bbfdfe27f96b1c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2200327
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: Madama Butterfly, SC 74, Act I: Vieni, vieni! · Machine-readable JSON-LD