ISRC GBBBC2200321
Verified recording
GBBBC2200321 is “Tosca, SC 69, Act I: Or lasciami al lavoro” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0x5b99b599b41800ddbffa2ffc4f1ec4137b1ecb754c119dfc30dc436eb64f9a92 and independently timestamped
in Bitcoin block 957057 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2200321.
Recording identifiers
- ISRC
- GBBBC2200321
- Title
- Tosca, SC 69, Act I: Or lasciami al lavoro
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0x5b99b599b41800ddbffa2ffc4f1ec4137b1ecb754c119dfc30dc436eb64f9a92
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T15:21:38+00:00
- Bitcoin block
- 957057
- Canonical record hash
sha256:69f0ad12a1e2a9cee417ec0857f6042da6546b18144161d1500a01022c662bf3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2200321
- Bitcoin block existence check
- https://blockstream.info/api/block/957057
Full record
Track page: Tosca, SC 69, Act I: Or lasciami al lavoro · Machine-readable JSON-LD