ISRC HKB120700281
Verified recording
HKB120700281 is “知道不知道” by Yun Liu,
registered on the CopyrightChains blockchain with CopyrightID
0x5736888978ac37c6457aa5fffc837abae08f6663a7e25989852e201cb91d2dbb and independently timestamped
in Bitcoin block 960389 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKB120700281.
Recording identifiers
- ISRC
- HKB120700281
- Title
- 知道不知道
- Artist
- Yun Liu
- CopyrightID (CopyrightChains transaction hash)
0x5736888978ac37c6457aa5fffc837abae08f6663a7e25989852e201cb91d2dbb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T10:20:10+00:00
- Bitcoin block
- 960389
- Canonical record hash
sha256:c9d70d479441a75619d43de5843b9877412c335241bc4d4b1a82042d9841906e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKB120700281
- Bitcoin block existence check
- https://blockstream.info/api/block/960389