誰が私を泣かせた?(大場美奈、沖田彩華、加藤美南、川本紗矢、北川綾巴、熊崎晴香、渋谷凪咲、向井地美音、森保まどか)

Recording identifiers

ISRC

JPKI01620953

CopyrightID (CopyrightChains transaction hash)

0x2c306c74579f780d1b9fd877c532118729b33a07af24ba287d36cbf4e05ed1ed

Copyright registration time

2026-07-30T11:23:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-30T12:06:10Z

Bitcoin block

960254

Canonical record hash

sha256:fb8bebc70439c01c751b8bbb2bfb7026f30685036015f256ce9203924d22c239

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.