Think Twice

Recording by Takuya Kuroda.

Recording identifiers

ISRC
USC4R1605263
CopyrightID (CopyrightChains transaction hash)
0xf463609764e2c481da14215fa074a2e02f5e35f40f64d9f6aa312e0faf968e5c
Copyright registration time
2026-06-24T20:49:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:b86b38589edd792cdb2a3eed5a5e9e1e0c2e5ce2946d0b6bb61c443bb796306d

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.