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
2026-07-16T23:18:12Z
Bitcoin block
956375
Canonical record hash
sha256:9e08d01d6e2ee3bd53c5a258289d8f2019075a96793a0cc73195ad451f36da22

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.