Combine Harvester

Recording by Valve.

Recording identifiers

ISRC
QM5WW1500746
CopyrightID (CopyrightChains transaction hash)
0x15a019730dafcb71a925af5982693e7fdc42853ac2903ec771c0781d7e42aab5
Copyright registration time
2026-06-09T03:38:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:37bd25839632d56de60516201140cca20882b378c31996cd88a30e654b5fcbe6

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.