ISRC JPJ902101730

Verified recording

JPJ902101730 is “春に微熱” by クボタカイ, registered on the CopyrightChains blockchain with CopyrightID 0xac202a3ee1c3a227e43a365d33a51ecd364bd9ebac907a7626c450bfb65fba1a and independently timestamped in Bitcoin block 953513 on 2026-06-13. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902101730.

Recording identifiers

ISRC
JPJ902101730
Title
春に微熱
Artist
クボタカイ
CopyrightID (CopyrightChains transaction hash)
0xac202a3ee1c3a227e43a365d33a51ecd364bd9ebac907a7626c450bfb65fba1a

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07+00:00
Bitcoin block
953513
Canonical record hash
sha256:d06dc8e8aad940d58002c2d503605a75a8886d4e378aaa29aca760529ffb585a
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPJ902101730
Bitcoin block existence check
https://blockstream.info/api/block/953513

Full record

Track page: 春に微熱 · Machine-readable JSON-LD