あそぶおとな

Recording by Motohiro Hata.

Recording identifiers

ISRC
JPU901503439
CopyrightID (CopyrightChains transaction hash)
0xa5bc375ce08511475ea5aeb608d1c61f51b54ceb3eb8710c2af58eb243cca133
Copyright registration time
2026-06-23T02:06:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:5c4015a2f6c8b9a21b90bed3d2b1d9e9c023ab4d5513ffbff33ba37165e3f983

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.