ISRC DEF056531211
Verified recording
DEF056531211 is “Pagliacci, Prologue: Prelude” by Ruggero Leoncavallo,
registered on the CopyrightChains blockchain with CopyrightID
0x9e60277f45d81aca2187a4a55dbbf5c7a5bdb4cabe482ddee00f00a5790769b6 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056531211.
Recording identifiers
- ISRC
- DEF056531211
- Title
- Pagliacci, Prologue: Prelude
- Artist
- Ruggero Leoncavallo
- CopyrightID (CopyrightChains transaction hash)
0x9e60277f45d81aca2187a4a55dbbf5c7a5bdb4cabe482ddee00f00a5790769b6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:0ac66fc3755f3c6c1fe45fea93744103ddd0894ddc8469aee4b33752b971c5c2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056531211
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Pagliacci, Prologue: Prelude · Machine-readable JSON-LD