Candide, Act I: No. 8, Dear Boy

Recording by Leonard Bernstein.

Recording identifiers

ISRC
DEF058931820
CopyrightID (CopyrightChains transaction hash)
0xacdba7ed216d241890d04c4616461a7601d19787099f636140ce20f39d881710
Copyright registration time
2026-07-29T12:12:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T12:35:17Z
Bitcoin block
960105
Canonical record hash
sha256:3d3929246592acfbbdc4fe7d77340e2ee194472298b9e61dd472313fcacc030e

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.