OT-2026-000041348
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000041348) never changes.
Identity and time
| Publication number | OT-2026-000041348 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b144-7fa5-92d0-4cb273ae786e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041348 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2ab392926479db432f7c13db504778d952539e6b61ce5410f2b7e3f5858d59b2 |
|---|---|
| Markdown | e3d124b106feaf554f950140e6d6dd215834dc9c4498e448746ca96f5ba56c21 |
| Publication page | f3485f8f3b7276ba9ddae595ff5398cd7c64f6df4dcf84f35977dccd30e9fa75 |
| Manifest | facb38393f89c2da7e5f896dacce31484d9abb991362ccf8ba39ad4bc1672ad9 |
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 | AXmVdb0rGTGFWSVVY44Hdx91t1bNKZ60QbSve4EqJBboiRp2SnEvo+yGYqATqcf9ijyGStY8L7T+4tcVnK+4AQ== |
| 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
| 2026-09-17T11:17:20.867705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041348observed f3485f8f3b7276ba9ddae595ff5398cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:20.849732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041348/manifest.jsonobserved facb38393f89c2da7e5f896dacce3148...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:20.832084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041348/publication.mdobserved e3d124b106feaf554f950140e6d6dd21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:20.813975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041348/publication.txtobserved 2ab392926479db432f7c13db504778d9...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. |
|---|