ISRC QZGCD1808416
Verified recording
QZGCD1808416 is “Em còn nhớ mùa xuân” by Hoàng Kim,
registered on the CopyrightChains blockchain with CopyrightID
0x4a7e8799f9bd320f6784629a0fdc48f33912c6fb70a0598193efcfc21827a695 and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGCD1808416.
Recording identifiers
- ISRC
- QZGCD1808416
- Title
- Em còn nhớ mùa xuân
- Artist
- Hoàng Kim
- CopyrightID (CopyrightChains transaction hash)
0x4a7e8799f9bd320f6784629a0fdc48f33912c6fb70a0598193efcfc21827a695
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:e6649fc87980fff6e5ca02680852bf36d81237ee2bb62cde417c7eadf0c66978- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGCD1808416
- Bitcoin block existence check
- https://blockstream.info/api/block/960459