Memo Board

Recording by Harumakigohan.

Recording identifiers

ISRC
TCJPC2420982
CopyrightID (CopyrightChains transaction hash)
0xa06511588688148fd5e396b3b29e9b29db9e5c705a2fadb8e325c27a3c50e504
Copyright registration time
2026-06-20T04:21:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:063306d5043759f990a0bfed939398058a7094e3e9f5adbe3c521e5f5dc160ce

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.