Sign

Recording by 内田彩.

Recording identifiers

ISRC
JPS231900011
CopyrightID (CopyrightChains transaction hash)
0x39c7addf56e002b84ef192bd39658ef7a27db37a01d2e28c60a1991db70553d3
Copyright registration time
2026-06-04T12:59:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:2289c429a509777c302a52610d156153efb60e665f1febcffc1002b65c750f49

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.