Candide, Act I: No. 6, Westphalia

Recording by Leonard Bernstein.

Recording identifiers

ISRC
DEF058931807
CopyrightID (CopyrightChains transaction hash)
0xa9be2252e4b3b7952f2d2fef53556a31f71204cc1c591c0345acf97d4d161f77
Copyright registration time
2026-07-06T06:09:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:72b79ecad30264c82efa54f68635e4f3b2bde82c7168f427f1113fdee1b6cdca

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.