Coetaneous Entanglement

Recording by Valve.

Recording identifiers

ISRC
QM5WW1500804
CopyrightID (CopyrightChains transaction hash)
0xc295d30b2b5cf2dc2ca4850cf5312671d0644a384021f8524db07908a60c7fde
Copyright registration time
2026-07-06T06:12:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:9073e4bd6acc7e42f3d1db7bbbda2417b57eec46785582019c30a9185e687107

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.