ISRC HKUM72300503
Verified recording
HKUM72300503 is “情難自制 - Live” by Cass Phang,
registered on the CopyrightChains blockchain with CopyrightID
0x8d8a4cc41100f270d9970a591c8ad33c4e8544c9f9207a2b5c66ba9f1f7acbbe 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/HKUM72300503.
Recording identifiers
- ISRC
- HKUM72300503
- Title
- 情難自制 - Live
- Artist
- Cass Phang
- CopyrightID (CopyrightChains transaction hash)
0x8d8a4cc41100f270d9970a591c8ad33c4e8544c9f9207a2b5c66ba9f1f7acbbe
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:db720ac5be5602594ec0b026cba5d70d320fc46e22ca9e3687a430eedb616cca- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKUM72300503
- Bitcoin block existence check
- https://blockstream.info/api/block/960448