&Z

Recording by SawanoHiroyuki[nZk].

Recording identifiers

ISRC
JPU901402475
CopyrightID (CopyrightChains transaction hash)
0xdf87b053fc5debb36d28c9a82db915a7975a8882e0e0dfaf85334120f3d7e9df
Copyright registration time
2026-06-05T05:34:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:7359ff4e6b3355f4adabc734cabf123746f0eea2343ab0e19096d1c98c9d178d

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.