Pagliacci, Act I: Intermezzo

Recording by Ruggero Leoncavallo.

Recording identifiers

ISRC
DEF056701270
CopyrightID (CopyrightChains transaction hash)
0x308c470b8523e6b8a70e33d091a0e5e532b2769d4a93b951f939dc6bc68a98ca
Copyright registration time
2026-06-07T06:46:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:ba7be295bab26460f5d8fc871d5e0cd3778b3b5495c920fa93dfac234a467ead

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.