Jinsei wa hikkake mondai

Recording by Keiichi Sokabe.

Recording identifiers

ISRC
JPI592201279
CopyrightID (CopyrightChains transaction hash)
0x98eeab891c784966f5cfc269984dfcd45d39951152c8d8ae75d685aa55616404
Copyright registration time
2026-07-06T23:45:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:299f3410a0efbdcbf2e50051a1978003a4ac3b78b78da88131d1a2442b12f12c

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.