OT-2026-000021093
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000021093) never changes.
Identity and time
| Publication number | OT-2026-000021093 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e5-7619-b46a-27cc75996312 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021093 |
| Status | PUBLIC |
Content hashes
| Canonical text | c5da4aa294c8b2d741745683c7778b5623f0d28f7a6b29985fb74de60cded1df |
|---|---|
| Markdown | d3a4c8c0ab9043efc6e3c8cec329d64095d86c1c9830116baffeaf427590720a |
| Publication page | 7f98c1fe6e21d5a3003a7969f6afa3de18006f1518ccbacee565b9164b0aa3e6 |
| Manifest | a966a9d9724a948a15b33eed7fd57d7f66e02356b76dbe90a6f11e6460e5e680 |
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 | gdLcfrB/q6pbhzQilZSnGCoeIW8fWXi/mVol7CSsF3Zs0ycKF+G8d3X0YMcffavDm/pq1t90WfO25OSA9tKTCg== |
| 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
| 2026-09-17T11:56:22.960113Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021093observed 7f98c1fe6e21d5a3003a7969f6afa3de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:22.940815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021093/manifest.jsonobserved a966a9d9724a948a15b33eed7fd57d7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:22.921795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021093/publication.mdobserved d3a4c8c0ab9043efc6e3c8cec329d640...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:22.902034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021093/publication.txtobserved c5da4aa294c8b2d741745683c7778b56...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. |
|---|