sp∃ar

Recording by Sawano Hiroyuki.

Recording identifiers

ISRC
JPE302100514
CopyrightID (CopyrightChains transaction hash)
0xbfaab26620f72e893ce873dfbf06e3d317d68ec01996e8928a3af8ac9f3e1568
Copyright registration time
2026-06-07T06:17:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:735061b176a35e9e26b702be396514e52a57d7a7a316ab9c6973b79ccfa8cf55

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.