ISRC QMBZ91913817
Verified recording
QMBZ91913817 is “Buồn & Men Say Nồng” by Kỳ Phương Uyên,
registered on the CopyrightChains blockchain with CopyrightID
0xb7f99294daeda8421a3881d7ed2a246b30f5dab93f6448478377102eb66c426e and independently timestamped
in Bitcoin block 960337 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91913817.
Recording identifiers
- ISRC
- QMBZ91913817
- Title
- Buồn & Men Say Nồng
- Artist
- Kỳ Phương Uyên
- CopyrightID (CopyrightChains transaction hash)
0xb7f99294daeda8421a3881d7ed2a246b30f5dab93f6448478377102eb66c426e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:51:48+00:00
- Bitcoin block
- 960337
- Canonical record hash
sha256:da41ab3c8535eea4f621a06ae3ee5c08d2286e36176c31aaa804aa998da685ad- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91913817
- Bitcoin block existence check
- https://blockstream.info/api/block/960337