ISRC JPB601404913

Verified recording

JPB601404913 is “laugh” by Ai Otsuka, registered on the CopyrightChains blockchain with CopyrightID 0x2f4734cdbcea4267d8c0aa881cbdc4c5930e369a239d8b86989af2112df765f4 and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPB601404913.

Recording identifiers

ISRC
JPB601404913
Title
laugh
Artist
Ai Otsuka
CopyrightID (CopyrightChains transaction hash)
0x2f4734cdbcea4267d8c0aa881cbdc4c5930e369a239d8b86989af2112df765f4

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:bf85775e3fb4433215196c08b33e9feba61b08a6ab29df114b588e9d0757692f
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPB601404913
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: laugh · Machine-readable JSON-LD