今をいじめて泣かないで

Recording by Kyoko Koizumi.

Recording identifiers

ISRC
JPVI08902230
CopyrightID (CopyrightChains transaction hash)
0x43a3eb6ab63426523f46c0df9f37be96867cd300ff2ba925ac25f67ca4d494af
Copyright registration time
2026-07-31T07:39:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T08:26:41Z
Bitcoin block
960368
Canonical record hash
sha256:99de0f777261d56c4d94597e1bf93d7675f751781fbda7f83c88b083c726059d

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.