Nightmare

Recording by Kotaro Nakagawa.

Recording identifiers

ISRC
JPVI00655610
CopyrightID (CopyrightChains transaction hash)
0x1a8f5ff045063df87268a5e5ca01cf38a555483cf484c70d62d4134e986e941d
Copyright registration time
2026-06-07T18:43:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:3f446d2ab9a2660fb8080cddbed883fdbeb5b187c66df439020f2ca9e9e424f7

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.