Stoicな美学(市川美織、大場美奈、木本花音、宮脇咲良、矢吹奈子、薮下 柊、渡辺麻友)

Recording identifiers

ISRC

JPKI01318288

CopyrightID (CopyrightChains transaction hash)

0xfd58fcb04321c3029dc3d1d4939a28304d9d01afd0dc707e6e9915f9b62aceac

Copyright registration time

2026-07-06T05:43:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-06T06:56:49Z

Bitcoin block

956889

Canonical record hash

sha256:f239aaae362e85dc46f946db6f2fc6f77e204eeb1a3ca13034fb03dedf134ca2

• 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.