ISRC DEF057930738
Verified recording
DEF057930738 is “Tosca, Act III: Mario Cavaradossi? A voi – Introduzione all'aria” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0x7c566d3b779e8e0d7e9f8ba8e523f711fb664d096a336e92183ed1605c960dbe and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057930738.
Recording identifiers
- ISRC
- DEF057930738
- Title
- Tosca, Act III: Mario Cavaradossi? A voi – Introduzione all'aria
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0x7c566d3b779e8e0d7e9f8ba8e523f711fb664d096a336e92183ed1605c960dbe
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:a9ac2a42431e5f449db0a08048ec92f5ddcb29326f075eeac628eeb98accdcb0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057930738
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Tosca, Act III: Mario Cavaradossi? A voi – Introduzione all'aria · Machine-readable JSON-LD