ほんの少しの間だけ

Recording by Off Course.

Recording identifiers

ISRC
JPTO08300100
CopyrightID (CopyrightChains transaction hash)
0x2814325c75c2bb2a61b26e8e9cb21d364a7f3fc93b1b67fa9cfce4fd1ae216ba
Copyright registration time
2026-07-06T20:26:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:b34accc55873fe31ab23319119518b9d3c4be80ee15e079a9c0768b7b3e11ef9

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.