BHLM

Recording by Onyx Toca El Piano.

Recording identifiers

ISRC
QZ7R42455504
CopyrightID (CopyrightChains transaction hash)
0x9f193b6ecd312477a1691abd31153f2c7447c049553b94f92a678c01759debfd
Copyright registration time
2026-07-31T07:14:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T08:26:41Z
Bitcoin block
960368
Canonical record hash
sha256:fc08eb59f268c7e89fe9ef1c822b821c7ecc29c7cfca342676659c7f3d4c3e8d

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.