I'm free

Recording by Furui Riho.

Recording identifiers

ISRC
JPB602073835
CopyrightID (CopyrightChains transaction hash)
0x4b7c9111fc3e454f216040c2d44d274a4e9aa46c0ac76cfb21e82d67470628c6
Copyright registration time
2026-06-07T20:54:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:ce37d44f3315b20b0adcac0c9764dfb900b315c25b051f54ca8088bfc05e0521

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.