Harder

Recording by Butch U.

Recording identifiers

ISRC
GB8KE2316421
CopyrightID (CopyrightChains transaction hash)
0xe3f4be124fc80917411b85c8fffff20f3f277dbc3197c0434d5587e2ef24215b
Copyright registration time
2026-06-18T22:40:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:8f6b75ec10a89a4198187ce6ccfff17554eeaed02d90e88420b6bf6a5fe89eee

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.