ISRC HKUM71000052

Verified recording

HKUM71000052 is “夏日方程式” by Leon Lai, registered on the CopyrightChains blockchain with CopyrightID 0xcfc08354f3f05832491c3afaca14129714a5979baed5518fbb9779f85f9a9b4f and independently timestamped in Bitcoin block 960448 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKUM71000052.

Recording identifiers

ISRC
HKUM71000052
Title
夏日方程式
Artist
Leon Lai
CopyrightID (CopyrightChains transaction hash)
0xcfc08354f3f05832491c3afaca14129714a5979baed5518fbb9779f85f9a9b4f

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T18:48:12+00:00
Bitcoin block
960448
Canonical record hash
sha256:25c5d380161909fc731fda97eeb20fc5d7a24925156c96d7670392efe4cbb510
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKUM71000052
Bitcoin block existence check
https://blockstream.info/api/block/960448

Full record

Track page: 夏日方程式 · Machine-readable JSON-LD