sidekick

Recording by Kensuke Ushio.

Recording identifiers

ISRC
JPT552400254
CopyrightID (CopyrightChains transaction hash)
0xcf9dd3eacdb931e2843deb169506dc0fc910a9751bcb4d4ee4a36c14f6290d7e
Copyright registration time
2026-06-21T21:59:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:d0b41429a0c650a7543e097ac65df3d8d283f215f39e2922668323134a4820a1

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.