A/Z

Recording by SawanoHiroyuki[nZk].

Recording identifiers

ISRC
JPU901400899
CopyrightID (CopyrightChains transaction hash)
0xaa9e09b9836fea982f22635af36e0d0b1bec1ced50d7a1088b4ddd222a3e06c4
Copyright registration time
2026-06-05T05:46:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:22cd542638e2181584d9f31bca31730f960b2e6c986c449bfe9d60be32863df4

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.