Recording by Takafumi Wada.

Recording identifiers

ISRC
JPZ921201967
CopyrightID (CopyrightChains transaction hash)
0xb1f45fb066314174c55ac820e73e7635fa33c8d72c26cd9f9654449f2ea20d46
Copyright registration time
2026-07-07T13:25:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:9f1cc197cd3064115f2edce2adfe9872d50ccfa9b96e419b6881c52716674990

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.