the door

Recording by Kensuke Ushio.

Recording identifiers

ISRC
JPU902204017
CopyrightID (CopyrightChains transaction hash)
0xbb6ad7e6c25f226bafccc91ffaa3826d1856cebc325135d357b93bb53320cb6b
Copyright registration time
2026-06-05T12:10:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:a11b0831620fd95af87df483cec7a1137252869dfab027060534cf7e3b1bb097

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.