Four

Recording by Hajime Iida.

Recording identifiers

ISRC
AUBEC1839804
CopyrightID (CopyrightChains transaction hash)
0xa7420838ebbb94ab49dc255f333dbbb2edc81c8e8bf011598f582ad5327c0b11
Copyright registration time
2026-06-25T02:09:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:55e1f4dac5ab4ef2c0189349a2eeac3510460482bed030e0d396c00c56c6cf98

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.