OT-2026-000004333
Publication integrity record
Vacuum cup gripper, three zone face, two outlet manifold, plant vacuum fed, pressure verified
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-2026-000004333) never changes.
Identity and time
| Publication number | OT-2026-000004333 · never reused |
|---|---|
| Internal UUID | 01a0a914-4e7a-7363-8298-1d5c715de5e8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:17:55.453301Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004333 |
| Status | PUBLIC |
Content hashes
| Canonical text | 540e45d493df31ec1ac73c847bf334048e16288571a67d47c32fe951ac79f7f9 |
|---|---|
| Markdown | e138270f5ea01b4ab75f35964bdb12437773ecffd0612ada5f7203397444a647 |
| Publication page | d9077f5755b924f10ae39def960527d7f3900d56d26427e202bc7b0ecd35a6f2 |
| Manifest | 8e3b2272d833b920eb05e20e45b5a774e342fb7816804f0414a947c53eaf7fc8 |
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 | O5WdPWMGQuCuWJ8JssJCOFtD2yIA4xL20v89Vcwmg2NOYDyUgnIPzYppB2e06PqXE7zcv78jeUVJzWqb7GCnCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:09.748639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004333observed d9077f5755b924f10ae39def960527d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:09.736091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004333/manifest.jsonobserved 8e3b2272d833b920eb05e20e45b5a774...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:09.721821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004333/publication.mdobserved e138270f5ea01b4ab75f35964bdb1243...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:09.708639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004333/publication.txtobserved 540e45d493df31ec1ac73c847bf33404...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. |
|---|