誰にも言わない

Recording by Hikaru Utada.

Recording identifiers

ISRC
JPU902001129
CopyrightID (CopyrightChains transaction hash)
0xfcb01acc467b11ece1c5e91bb0e1d072b2047b0761fb19d2abf7b57b05be3e6d
Copyright registration time
2026-06-05T09:08:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:f77bbab3f26666e382cf6e7f29a053c2ebdc1fcab5897a15f8685170303121c6

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.