言葉にできない

Recording by Off Course.

Recording identifiers

ISRC
JPTO08300870
CopyrightID (CopyrightChains transaction hash)
0xb886474bd57d7c78bdd05f4d2e14f136ddfd1dca24570dc594c8b59dba50be5b
Copyright registration time
2026-06-04T11:58:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:38:34Z
Bitcoin block
956351
Canonical record hash
sha256:56604e46e19e1112aacf85f244cb2307a033f9009246d65bf73f417677c7b29d

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.