ISRC GBAYC9701395
Verified recording
GBAYC9701395 is “Puccini: Tosca, Act 1 Scene 5: "Mario! Mario! Mario! … Son qui!" (Tosca, Cavaradossi)” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0xb65583a522d6c6b8a70e44fa9cf9f9330fa6a03283bd7dce0833a39de45bd23e and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9701395.
Recording identifiers
- ISRC
- GBAYC9701395
- Title
- Puccini: Tosca, Act 1 Scene 5: "Mario! Mario! Mario! … Son qui!" (Tosca, Cavaradossi)
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0xb65583a522d6c6b8a70e44fa9cf9f9330fa6a03283bd7dce0833a39de45bd23e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:d3c601ed6ee3d1593f4a705f50c256f02d0d932cf9e97b9231edd19c2d57c541- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9701395
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Puccini: Tosca, Act 1 Scene 5: "Mario! Mario! Mario! … Son qui!" (Tosca, Cavaradossi) · Machine-readable JSON-LD