Doki Doki

Recording by Yu Sakai.

Recording identifiers

ISRC
JPU901503543
CopyrightID (CopyrightChains transaction hash)
0x092005125d4c5501d0742af8116e3ee81c77b4e9a72656f314154a61e6324131
Copyright registration time
2026-07-06T22:42:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:501e0951a190eb098ab05c1fe8f39024d23daf8cbb4987e4d0cb076070e4641c

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.