One × Time

Recording by Ai Otsuka.

Recording identifiers

ISRC
JPB600824002
CopyrightID (CopyrightChains transaction hash)
0xe73e644723fd25354269eea8f28eeb0c174d2ab06a5878fafa224deabd529e32
Copyright registration time
2026-06-18T14:45:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:ba9ea7a94a719e18c397b867ee39662f9369982b2c75ed302d32e2ef3775a4de

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.