I Ain't Got Nothin' But The Blues

Recording by Lena Horne.

Recording identifiers

ISRC
USRC14405890
CopyrightID (CopyrightChains transaction hash)
0x289700e7e1c125829cb98a99556dcc9f6ac6edc7bb5aa8b65e862d834fa2d779
Copyright registration time
2026-07-07T12:03:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4c80fdfe57672859b6005b43cdcd30472bd8fb7b90c9f06ce57e43abe87dd777

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.