アンダー

Recording by Nogizaka46.

Recording identifiers

ISRC
JPU901702322
CopyrightID (CopyrightChains transaction hash)
0x6309aaee814e28391f585afb32321ab2ad42378a2d46723f2f4c181553219985
Copyright registration time
2026-06-08T09:26:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:f351e659863bfd789f6c94390e37f3243284624f3147b2731ab6ab5223e9adf5

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.