OT-2026-000004286
Publication integrity record
Vacuum cup gripper, four outlet manifold, three stage ejector, contact triggered, silicone cups, oval form
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-2026-000004286) never changes.
Identity and time
| Publication number | OT-2026-000004286 · never reused |
|---|---|
| Internal UUID | 01a0a913-2e14-7ad6-9e8f-c749ed038d70 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:16:41.622998Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004286 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1cfb41fe295ef704b259387a8b2c62d27fe129e0652dd9cb31ac1f916ee775d2 |
|---|---|
| Markdown | ae205986367fb67958f1f542caa0d1ff74ce52facb1e1ef54bbf1c2cc8c335c0 |
| Publication page | 1a79b8737c1ed775ac916c23a35b644f59ed66df34930da3d06fbd476b02da6c |
| Manifest | b87b2cbb980a29ca8562cecbb5a7735d8d37f81cfc6919d27b7074f4c391d085 |
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 | cGzgAGi0NaC5QfMeiPsWfo4RMk/55cljiIQDifQMSwh17OZW7Fhcw8dajgNMWqZlUnqRRJg2OvmVs1Hye9AkDQ== |
| 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
| 2026-09-16T07:20:15.137426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004286observed 1a79b8737c1ed775ac916c23a35b644f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:14.984124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004286/manifest.jsonobserved b87b2cbb980a29ca8562cecbb5a7735d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:14.969852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004286/publication.mdobserved ae205986367fb67958f1f542caa0d1ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:14.955550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004286/publication.txtobserved 1cfb41fe295ef704b259387a8b2c62d2...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. |
|---|