1461日

Recording by Masaharu Fukuyama.

Recording identifiers

ISRC
JPPO01618699
CopyrightID (CopyrightChains transaction hash)
0xcd9ced67b9c1d2d5b758297792d55d3dd42aedece1502668d048510a0fef8bcc
Copyright registration time
2026-06-19T05:08:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:6d3c957509629b6d6b5942657f6911a81a426f6cead9507202eb8be257329a61

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.