Just the two of us

Recording by Hidefumi Ino.

Recording identifiers

ISRC
JPZ920604602
CopyrightID (CopyrightChains transaction hash)
0x9d2803192152c2c47ec8742d843b5036ab3ce740c0d7f102704e70ed7bfebd97
Copyright registration time
2026-06-10T23:33:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:1759fbcbe8b747a90cf61c6b2c22b486607cea34b15041d94ca0b8d454fb31b2

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.