OT-2026-000018408
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000018408) never changes.
Identity and time
| Publication number | OT-2026-000018408 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b489-782f-9cd2-61a73e0c50e0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018408 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3cd3a3eb102f0b55d39d3678ce062dbb54bcf9f246164d49a11915d744ba6cc7 |
|---|---|
| Markdown | 92ef493910a2969d11b385cbba834913bfd17ddb516af3736fae270b9b8b54bf |
| Publication page | b8121fb5ee3717a86fcac196a17a49770d90dd27f80716970f9711547d8e3851 |
| Manifest | 0b927b28e0a36b5aaee6c14a01542853825ed25a8240c1b5b3d2b26868269ce2 |
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 | mGUUBrC+qOwcL7C3goyGoOE9elBoQ8IZyk2DmByTV1Htvf7Z4KC7f32pPd8d45byKa2HsxVMzPng3xDi/4pnCw== |
| 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
| 2026-09-17T12:01:09.087785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018408observed b8121fb5ee3717a86fcac196a17a4977...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:09.069533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018408/manifest.jsonobserved 0b927b28e0a36b5aaee6c14a01542853...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:09.050314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018408/publication.mdobserved 92ef493910a2969d11b385cbba834913...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:09.031560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018408/publication.txtobserved 3cd3a3eb102f0b55d39d3678ce062dbb...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. |
|---|