ISRC HKG731713372
Verified recording
HKG731713372 is “Black” by Zhang Jun,
registered on the CopyrightChains blockchain with CopyrightID
0xef14aec29ab272fa1d9d3d891359f2deea38f3b87da31984943660569e1f448f 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/HKG731713372.
Recording identifiers
- ISRC
- HKG731713372
- Title
- Black
- Artist
- Zhang Jun
- CopyrightID (CopyrightChains transaction hash)
0xef14aec29ab272fa1d9d3d891359f2deea38f3b87da31984943660569e1f448f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2000e480b08f4ee19b927aef55a4af7c1cf517b8411ea7e463e967db81883c7f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKG731713372
- Bitcoin block existence check
- https://blockstream.info/api/block/957118