鏡の国の騒動

Recording by Hideyuki Fukasawa.

Recording identifiers

ISRC
JPP301200221
CopyrightID (CopyrightChains transaction hash)
0x42275819b5be6cc80fc6f2c647708ea96c1f3cdc195c59f1bcb751064e84b5ce
Copyright registration time
2026-06-23T01:52:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:84387119aa1d920219b9105929d77d7c76c67e6e3df4e641af7f02862693badb

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.