ISRC DEF056531212
Verified recording
DEF056531212 is “Pagliacci, Act I: Son qua! Ritornano” by Ruggero Leoncavallo,
registered on the CopyrightChains blockchain with CopyrightID
0xf41b6037de007fce7a4eaa7b9f21db08fd6154b4fa732da1a2918aa158e5d574 and independently timestamped
in Bitcoin block 960167 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056531212.
Recording identifiers
- ISRC
- DEF056531212
- Title
- Pagliacci, Act I: Son qua! Ritornano
- Artist
- Ruggero Leoncavallo
- CopyrightID (CopyrightChains transaction hash)
0xf41b6037de007fce7a4eaa7b9f21db08fd6154b4fa732da1a2918aa158e5d574
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T23:42:34+00:00
- Bitcoin block
- 960167
- Canonical record hash
sha256:8743491a3ead23fc8b686ff6c3fdcad5cd0ba8be05ce6967fc8337b6e4effac4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056531212
- Bitcoin block existence check
- https://blockstream.info/api/block/960167
Full record
Track page: Pagliacci, Act I: Son qua! Ritornano · Machine-readable JSON-LD