ISRC DEF056531216
Verified recording
DEF056531216 is “Pagliacci, Act I: Qual fiamma avea nel guardo!” by Ruggero Leoncavallo,
registered on the CopyrightChains blockchain with CopyrightID
0xf2a4cf7fe0a1b7c9b1e63591f27341ae5ec335022bc53d98bb6a4e16831242ca and independently timestamped
in Bitcoin block 960370 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056531216.
Recording identifiers
- ISRC
- DEF056531216
- Title
- Pagliacci, Act I: Qual fiamma avea nel guardo!
- Artist
- Ruggero Leoncavallo
- CopyrightID (CopyrightChains transaction hash)
0xf2a4cf7fe0a1b7c9b1e63591f27341ae5ec335022bc53d98bb6a4e16831242ca
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:38:45+00:00
- Bitcoin block
- 960370
- Canonical record hash
sha256:31e105664a67613c3ad094f2400600c9059b324ac4ad1935deb78f660d9a4521- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056531216
- Bitcoin block existence check
- https://blockstream.info/api/block/960370
Full record
Track page: Pagliacci, Act I: Qual fiamma avea nel guardo! · Machine-readable JSON-LD