ぼくでなくっちゃ

Recording by Misato Watanabe.

Recording identifiers

ISRC
JPES08801730
CopyrightID (CopyrightChains transaction hash)
0x38b482f08ce3c3b102e4fd981b4348c0e51f5f6267ca9c8607b951cd104a60bc
Copyright registration time
2026-06-19T09:34:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:d0530450bb33d3d01ef2f472b5f2abb9145ccaec37daaaebcaecdff23732caf8

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.