The Half-Of-It Dearie Blues - Outtake

Recording by Oscar Levant.

Recording identifiers

ISRC
USNLR1500303
CopyrightID (CopyrightChains transaction hash)
0x9bb2e0c546475d52481a6124cbc49f25f5d799a782e6a29fb36e5f519fa03d7f
Copyright registration time
2026-07-07T13:23:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ce87689e81cb190794f3e526f5062693d2eb4e4d882c3e8c838cbfa03c41fe76

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.