鏡の中の青春

Recording identifiers

ISRC

JPTO07002190

CopyrightID (CopyrightChains transaction hash)

0xaaf54b83fb60b04d749b0ebecd03591337f80b6a0cdc8d139da9e050b2c5f421

Copyright registration time

2026-07-06T22:01:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:22:41Z

Bitcoin block

957120

Canonical record hash

sha256:2c6219c9a1add93f24fc30a1f0366515cbdcd4defdcc87035669411815ddada1

• 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.