OT-2026-000019799
Publication integrity record
Three cup vacuum gripper, three zone face, plant vacuum fed, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000019799) never changes.
Identity and time
| Publication number | OT-2026-000019799 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb5-79ab-b3ef-cb554436f4c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019799 |
| Status | PUBLIC |
Content hashes
| Canonical text | cca379705ee440c75b68a109fda62b01833d19d6cd73e74113180b26d7138cc7 |
|---|---|
| Markdown | acd9e550a7003659c2f1fca0010d70f92a55dc5055d8004c784fd42deafa7a92 |
| Publication page | c9b23342e83295f8d825cc14a65b9c61738b17b6508d992da1f341268668adf9 |
| Manifest | 5b7a43b95e3a251aad0f7728fb4d38076ab9fe24a6fa1724eb05d0a5a2a3cbfe |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | TUIuv3t3hSWGO6vJ7KavAtYDicBbT8+o2xVQ77Jor2q/4TanG15R81A5lKSi8vn/jWokFn29Zr5xxtncO0GbDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:57:59.108336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019799observed c9b23342e83295f8d825cc14a65b9c61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:59.090592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019799/manifest.jsonobserved 5b7a43b95e3a251aad0f7728fb4d3807...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:59.073988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019799/publication.mdobserved acd9e550a7003659c2f1fca0010d70f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:59.057918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019799/publication.txtobserved cca379705ee440c75b68a109fda62b01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|