せっせっせっ

Recording by Masami Tsuchiya.

Recording identifiers

ISRC
JPES08200770
CopyrightID (CopyrightChains transaction hash)
0x2632b15b019eca92fce5fd50af048be343bbeff3bae7f8fc38e6460eb8056515
Copyright registration time
2026-07-06T19:29:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:3be301df03761ba6623b964a8c7f63a9988aa96b1f3e96d5fa8282c69a052430

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.