悪夢

Recording by Tatsuya Kitani.

Recording identifiers

ISRC
JPU902001930
CopyrightID (CopyrightChains transaction hash)
0x5b696fa4d1ea6eee5707c63c918655d343861d8c2037d0b3921ecbaca47eaaf5
Copyright registration time
2026-06-05T08:20:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:9eab8bf64dfca3828923eacd69f52bb1aeabe4c8e12aa9d5810cde3c746dd73b

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.