ISRC HKUM70600276
Verified recording
HKUM70600276 is “笑忘書” by Hins Cheung,
registered on the CopyrightChains blockchain with CopyrightID
0xcaa676f4e7233549323837411a3cced31627e62170ee841e964223f84be90bc9 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/HKUM70600276.
Recording identifiers
- ISRC
- HKUM70600276
- Title
- 笑忘書
- Artist
- Hins Cheung
- CopyrightID (CopyrightChains transaction hash)
0xcaa676f4e7233549323837411a3cced31627e62170ee841e964223f84be90bc9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:0bc934b3ea1eeed99f4b35858b596457b0de355bf1ad74d57593e0692485a70c- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKUM70600276
- Bitcoin block existence check
- https://blockstream.info/api/block/953513