OT-2026-000019448
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000019448) never changes.
Identity and time
| Publication number | OT-2026-000019448 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7e77-9da7-f9dc14186629 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019448 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9e5d46809589ef0f1b094754ba702fb8f64a7d5a95ea9fe9ce428e3f7a161c5 |
|---|---|
| Markdown | 245eef88d4af56ec8dc5d0e39c82112c4d5dc26f112235cc327e1abe3b7bf15a |
| Publication page | c115b677240f3c6f504c21d35bbebf28fe72ebac3856b1dc7a7bd925fa321c60 |
| Manifest | a3f1636d0e103fb19c5c4f035999244b85cffd2569e5dca86ceb29b515812286 |
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 | YpZ5FfyJCY9VmUdZ15nxrn26r1HQehvxh+OOgrRT2NSpgGBm/vuuiXUFwkPpCIFmfE91mFShft883Qoss91FDg== |
| 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
| 2026-09-17T11:58:50.871542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019448observed c115b677240f3c6f504c21d35bbebf28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:50.849807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019448/manifest.jsonobserved a3f1636d0e103fb19c5c4f035999244b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:50.830415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019448/publication.mdobserved 245eef88d4af56ec8dc5d0e39c82112c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:50.811435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019448/publication.txtobserved f9e5d46809589ef0f1b094754ba702fb...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. |
|---|