Time Machine (Acoustic)

Recording by Chris Holsten.

Recording identifiers

ISRC
NOAGW1800131
CopyrightID (CopyrightChains transaction hash)
0x18e9afe7ab17bf4c66386cda412963aa24317169a8984a447f40c430e384811c
Copyright registration time
2026-07-06T06:50:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:5587c2155aee88fcfe820aa9618868ba2ae249066c959e47c41ad6e312320e35

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.