ISRC VNR011131567
Verified recording
VNR011131567 is “Tự Khúc Mùa Đông” by Bach Cong Khanh,
registered on the CopyrightChains blockchain with CopyrightID
0x89424ee2417e311fae15e603f55cc0455ffa566192712a19ec8d2d80b9e7af5c and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/VNR011131567.
Recording identifiers
- ISRC
- VNR011131567
- Title
- Tự Khúc Mùa Đông
- Artist
- Bach Cong Khanh
- CopyrightID (CopyrightChains transaction hash)
0x89424ee2417e311fae15e603f55cc0455ffa566192712a19ec8d2d80b9e7af5c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:76c2e9c43703db5bbb2888dfe9cf12c96389dbb61354d1131e1fde09dc933c45- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/VNR011131567
- Bitcoin block existence check
- https://blockstream.info/api/block/960327