Compass

Recording by Uyama Hiroto.

Recording identifiers

ISRC
JPZ921615541
CopyrightID (CopyrightChains transaction hash)
0x729dbd1f7ed92724d6ac70432f30c6cef304b0cc289ff977eb5867790bbaa66a
Copyright registration time
2026-06-08T19:14:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:8c2d89de104c9fee1851f18b333a2a1ed84f267b95324c11ed6d34f228ffc645

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.