ISRC GBAYC9701424

Verified recording

GBAYC9701424 is “Puccini: Tosca, Act 3 Scene 4: "Presto! Su, Mario!" (Tosca, Sciarrone, Spoletta, Chorus)” by Giacomo Puccini, registered on the CopyrightChains blockchain with CopyrightID 0x8b8f1896ed1c7d7accfc6244b3f2823ca48a1282d743d982c61e1934f586292d 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/GBAYC9701424.

Recording identifiers

ISRC
GBAYC9701424
Title
Puccini: Tosca, Act 3 Scene 4: "Presto! Su, Mario!" (Tosca, Sciarrone, Spoletta, Chorus)
Artist
Giacomo Puccini
CopyrightID (CopyrightChains transaction hash)
0x8b8f1896ed1c7d7accfc6244b3f2823ca48a1282d743d982c61e1934f586292d

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49+00:00
Bitcoin block
956889
Canonical record hash
sha256:87a9c3d1278b91ccfcb81faa1462ce845b6d323bdf6ba2d8dfab431e69e9c8ab
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9701424
Bitcoin block existence check
https://blockstream.info/api/block/956889

Full record

Track page: Puccini: Tosca, Act 3 Scene 4: "Presto! Su, Mario!" (Tosca, Sciarrone, Spoletta, Chorus) · Machine-readable JSON-LD