Border Line

Recording by OKAMOTO'S.

Recording identifiers

ISRC
JPU901603681
CopyrightID (CopyrightChains transaction hash)
0x502b726b05a778a7404f0011bf933f552c874db55302549066418ec0879f2ded
Copyright registration time
2026-06-08T13:28:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:8b45537f4c3fdf0cf1c12b1e3217cc458b6f3dcf681ee2901cd9c7203fe86437

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.