ユメセカイ

Recording by Haruka Tomatsu.

Recording identifiers

ISRC
JPX401200141
CopyrightID (CopyrightChains transaction hash)
0x847d39a184f8883b7c3bcbd36c58cb366b853e81baab5bc15a77d870692368a7
Copyright registration time
2026-06-04T09:38:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:2ea2723bbb800399e6cb54510da4d1d37e9dc3f2341fed8b413c0d42b3003c4d

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.