OT-2026-000091441
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000091441) never changes.
Identity and time
| Publication number | OT-2026-000091441 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16d-7a01-a817-8e2c492d482e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091441 |
| Status | PUBLIC |
Content hashes
| Canonical text | 181f745907f0ff0272f71ef9705369abb3b186633b2b0f2db78491080a5da3e5 |
|---|---|
| Markdown | fdbebde20bb5313f0918b86f43a2609bb5f3486e2405d218d994ea850c544dc5 |
| Publication page | dfb9c35222f574c693ef937ad596f418811ea6e85be8c3869f67368e66df6028 |
| Manifest | d527d3921c64bd8c556a61b5dadca63e47ea0a42072629d74906a6de20a9946e |
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 | fcru92bPPlPkcNt3t/Faj868/lIiyiuwRQ6W54fQ9kjJqZJHMctE6LyRH9DoWnqXhIYvQ0Y7VAw4h8W9w0A4CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:43:41.136972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091441observed dfb9c35222f574c693ef937ad596f418...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:41.117365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091441/manifest.jsonobserved d527d3921c64bd8c556a61b5dadca63e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:41.098273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091441/publication.mdobserved fdbebde20bb5313f0918b86f43a2609b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:41.079841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091441/publication.txtobserved 181f745907f0ff0272f71ef9705369ab...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. |
|---|