シンクロニシティ

Recording by Nogizaka46.

Recording identifiers

ISRC
JPU901801016
CopyrightID (CopyrightChains transaction hash)
0x5a38707962ef9afc6a6da83a81cb05c4bb77a54e49b1906c9689cf52b541bd2b
Copyright registration time
2026-06-04T07:05:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:66cac2ebfeae1c3825502fb6b9d73e2ce06b5320313be427922e539e28b419d4

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.