OT-2026-000004298
Publication integrity record
Vacuum cup gripper, common isolation valve, two outlet manifold, plant vacuum fed, contact triggered
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-2026-000004298) never changes.
Identity and time
| Publication number | OT-2026-000004298 · never reused |
|---|---|
| Internal UUID | 01a0a913-5e04-7b22-aa87-afe0c30c6c12 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:16:53.894591Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004298 |
| Status | PUBLIC |
Content hashes
| Canonical text | e8bb5edf76a4cf2796181147faf2fa75f9ac585b22400239c6e2838a74604bce |
|---|---|
| Markdown | 1f16790498aba405cddb27c0351127c4358169b1becff9c4fdbe063c1d0a1842 |
| Publication page | 4269a8d3a6723afbe6489afebc3f5edf64ba78ee8497da641f6e08a3a00d1e0a |
| Manifest | 50b87ad1b2d419e7679e981d5e5f7f1267110bc27c7206499a75352760c717ff |
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 | 27/OrK9SSdO+KPuik8cxfxAH8gk73BUAtmjVknl9B3KxTLjK72j9dKeSQaPGzbMvsz8YSCzmviR6tn/oWsIlAQ== |
| 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
| 2026-09-16T07:20:13.701525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004298observed 4269a8d3a6723afbe6489afebc3f5edf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:13.686979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004298/manifest.jsonobserved 50b87ad1b2d419e7679e981d5e5f7f12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:13.672126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004298/publication.mdobserved 1f16790498aba405cddb27c0351127c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:13.656781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004298/publication.txtobserved e8bb5edf76a4cf2796181147faf2fa75...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. |
|---|