Old Maschine

Recording by Hans-Ulrich Pohl.

Recording identifiers

ISRC
DENM12100155
CopyrightID (CopyrightChains transaction hash)
0x21cfa0ea71c6fca3f0f2a1a28a8f5f2551e502098b3b2af7cab786efa775a416
Copyright registration time
2026-07-29T10:32:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:07:37Z
Bitcoin block
960095
Canonical record hash
sha256:2effacf08825246c80165037d2d78fa4cedb1b6f310408e4f2ec2f752b5f52ef

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.