ISRC JPTO09103860

Verified recording

JPTO09103860 is “二度目の冬” by Kazuhiko Kato, registered on the CopyrightChains blockchain with CopyrightID 0x093083ec3bd094a14c932c1e53030392d9ef54c745e36e4f84ee52c44a2de3d3 and independently timestamped in Bitcoin block 960418 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPTO09103860.

Recording identifiers

ISRC
JPTO09103860
Title
二度目の冬
Artist
Kazuhiko Kato
CopyrightID (CopyrightChains transaction hash)
0x093083ec3bd094a14c932c1e53030392d9ef54c745e36e4f84ee52c44a2de3d3

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T15:20:15+00:00
Bitcoin block
960418
Canonical record hash
sha256:39d0cf4e03e43cf1eb13ce9ef32d85b720d422b568a9cf69ceac79c65c2438f1
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPTO09103860
Bitcoin block existence check
https://blockstream.info/api/block/960418

Full record

Track page: 二度目の冬 · Machine-readable JSON-LD