BZ BZ

Recording by Rei.

Recording identifiers

ISRC
JPPO01804982
CopyrightID (CopyrightChains transaction hash)
0xa6b8b4e5596bb923c53dc1e6854596a38e5d349a00ee90ac1ba33e1b977ff1b4
Copyright registration time
2026-07-30T14:12:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:36:16Z
Bitcoin block
960264
Canonical record hash
sha256:a4b91956dde0779db4e10be171f63e9587828d054447bc2b8311545c49cc600b

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.