Time to Return Your Memory

Recording by Junichi Matsumoto.

Recording identifiers

ISRC
JPVI01813510
CopyrightID (CopyrightChains transaction hash)
0x90ae362aff79dd772067fb7dc8aa34e943431a2d903b1f1cbc8d3ec44df7ce55
Copyright registration time
2026-06-20T23:30:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:0ee2431cb3b0327949c7257297fdc90efe66801c664385e6f7444088765aee0c

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.