ぜんぜん

Recording by Yufu Terashima.

Recording identifiers

ISRC
JPPO01400243
CopyrightID (CopyrightChains transaction hash)
0xee56fd60508b6316f18c4d09aa244c3c7ca14ff3b8deb68da410110770c42e75
Copyright registration time
2026-07-07T13:25:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:9d8885bfec82f3969a1f6bf55ab8938ef72bd9ef56e73fbd5916a5dba4080d19

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.