ひとりで生きてゆければ

Recording by Off Course.

Recording identifiers

ISRC
JPTO08300390
CopyrightID (CopyrightChains transaction hash)
0xab18e1fa9e597670e78dc313a8c998b12f018f3c59dda41eb63d3b6f2a21a068
Copyright registration time
2026-06-08T07:37:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:7bf05d18aea07ac46883ba238e070f465a44894b00aad5c465787d576f926af9

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.