The Dark I Know Well - Original Broadway Cast Recording/2006

Recording by Lilli Cooper.

Recording identifiers

ISRC
USUM70619099
CopyrightID (CopyrightChains transaction hash)
0x81fe2377f0d98987e0ea9e96233f4dbc7ebf64fbd73cc234982585e68339dc22
Copyright registration time
2026-06-05T08:04:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:c7e2cf35ff4ba5939c9eb90fbbece744d73ce59cb1cff9f864b231ca4ff9dd5f

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.