OT-2026-000050704
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000050704) never changes.
Identity and time
| Publication number | OT-2026-000050704 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b0-7c3e-9b45-fd52f45d9d77 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050704 |
| Status | PUBLIC |
Content hashes
| Canonical text | 84ded2952f1674f94f32ee3fa7e45825b97146d7e05979543abede4ca4fd17cc |
|---|---|
| Markdown | b06596195afedfb249eca9af87644139162a2b38f2884c598807e4fa00f8efec |
| Publication page | a519fb8cf2cc9285a04b6131826b2a8892eb5b72bb0287f38734b943b410f4e1 |
| Manifest | 3bf6a6a5bb0a33742be6e9c4f9cba87f2244e84480fbaac47fa63776cb2e1ce8 |
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 | yb+7y3fu8KPmu1lJ/nQaE8uQ3YP9Gl4wk0meAzmFrLNARLCszLkIOQQK2g3xPbVGH2PPRc//iIPxCrQz+vJPDQ== |
| 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
| 2026-09-17T10:59:25.196808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050704observed a519fb8cf2cc9285a04b6131826b2a88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:59:25.177491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050704/manifest.jsonobserved 3bf6a6a5bb0a33742be6e9c4f9cba87f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:25.159984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050704/publication.mdobserved b06596195afedfb249eca9af87644139...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:25.137273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050704/publication.txtobserved 84ded2952f1674f94f32ee3fa7e45825...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. |
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