ISRC QM4TX2266158
Verified recording
QM4TX2266158 is “Nio” by ef,
registered on the CopyrightChains blockchain with CopyrightID
0xe33c7d901c72ca604b2262c38792afaaf20dabc08419f914b2aaeb667a52b948 and independently timestamped
in Bitcoin block 960203 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX2266158.
Recording identifiers
- ISRC
- QM4TX2266158
- Title
- Nio
- Artist
- ef
- CopyrightID (CopyrightChains transaction hash)
0xe33c7d901c72ca604b2262c38792afaaf20dabc08419f914b2aaeb667a52b948
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T03:35:13+00:00
- Bitcoin block
- 960203
- Canonical record hash
sha256:59b2111d6fa5b7dd40ea6f5dc480728042b88e20017e7e42a9819abe9a276f8f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX2266158
- Bitcoin block existence check
- https://blockstream.info/api/block/960203