ISRC GBAYC0003438
Verified recording
GBAYC0003438 is “Puccini: Tosca, Act 1: "È buona la mia Tosca" (Cavaradossi, Angelotti)” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0xc55faba32c39ee048425980cf3fef4453112fe4b3329d7f75013c2e905dd6eb6 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/GBAYC0003438.
Recording identifiers
- ISRC
- GBAYC0003438
- Title
- Puccini: Tosca, Act 1: "È buona la mia Tosca" (Cavaradossi, Angelotti)
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0xc55faba32c39ee048425980cf3fef4453112fe4b3329d7f75013c2e905dd6eb6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f3c149cdff423b2f20d1fc5949e7566f0cc371466bdd29607e267d3aff4e792b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0003438
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Puccini: Tosca, Act 1: "È buona la mia Tosca" (Cavaradossi, Angelotti) · Machine-readable JSON-LD