Howard Hughes' Blues

Recording by John Hartford.

Recording identifiers

ISRC
USWB11102421
CopyrightID (CopyrightChains transaction hash)
0x4966bc5a39332bed28db24d03a3033f60c3e401a78c4e503889b92a206f68914
Copyright registration time
2026-06-23T01:53:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:3503b1c48470e27b0ab420eba1ab1a4d0332fe1d5a90a1bab1c565b55cc4b1ad

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.