ISRC JPPO01226026

Verified recording

JPPO01226026 is “真夜中のジョーク” by 間宮貴子, registered on the CopyrightChains blockchain with CopyrightID 0xc37bbc9caeb63389b482fe70974cbba6aea239d42b27f7d017304cc2a45065c9 and independently timestamped in Bitcoin block 956302 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPPO01226026.

Recording identifiers

ISRC
JPPO01226026
Title
真夜中のジョーク
Artist
間宮貴子
CopyrightID (CopyrightChains transaction hash)
0xc37bbc9caeb63389b482fe70974cbba6aea239d42b27f7d017304cc2a45065c9

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09+00:00
Bitcoin block
956302
Canonical record hash
sha256:4f7b6353a320d2d2ae9040dc67932f32d58bad96624fd50f1f44d730e8d3081f
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPPO01226026
Bitcoin block existence check
https://blockstream.info/api/block/956302

Full record

Track page: 真夜中のジョーク · Machine-readable JSON-LD