OT-2026-000017138
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000017138) never changes.
Identity and time
| Publication number | OT-2026-000017138 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-76c7-7b53-9bc4-fb4b24bb3135 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:30.105855Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017138 |
| Status | PUBLIC |
Content hashes
| Canonical text | b6922be206a4f5681232513f60a985c416b65350aefba0998e5b0b37b5288c9c |
|---|---|
| Markdown | ee9c258cb2508a0ce1316f27294916a2b23cced038885f123287641bef35dc16 |
| Publication page | 626ab79c6b90005d8fa61908ca64ea94464caf0cb3eb5d71265640996634c76a |
| Manifest | 1931a7846f2fa524c317b99e357fbcd982d1fa12902c640834fbc8dd68d7a26e |
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 | n/nTzSAONdh9FZOtuNIQndW8hBShUvrmHMpKoUTDrxQCMrDydxS9jjPgAas2Q7iLXHfZNeAXWwODYsDWDDJpBQ== |
| 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
| 2026-09-17T12:02:11.811217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017138observed 626ab79c6b90005d8fa61908ca64ea94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:11.795937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017138/manifest.jsonobserved 1931a7846f2fa524c317b99e357fbcd9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:11.779252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017138/publication.mdobserved ee9c258cb2508a0ce1316f27294916a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:11.763692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017138/publication.txtobserved b6922be206a4f5681232513f60a985c4...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. |
|---|