逆境

Recording by Takafumi Wada.

Recording identifiers

ISRC
JPZ921201965
CopyrightID (CopyrightChains transaction hash)
0xb2d39db5e88f345cdfe963a00a3222f7de5a3fd788e55ab844ef1eaf345d0d23
Copyright registration time
2026-07-07T13:28:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e318348acd56e33ca936e292183c8b51c86bd12a149cde136fa5727f7f81bd34

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.