Setsuna

Recording by 新東京.

Recording identifiers

ISRC
JPR502307580
CopyrightID (CopyrightChains transaction hash)
0x2ca737ac5372dcce02fb740025dcc14e7591c1eec6e5271e8c44646daa7c726f
Copyright registration time
2026-07-05T00:49:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:df1677ae34ae28df6a8fe6f10b14c73fb76f2f0c8ae7e1ef3cefe8a11f58f055

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.