OT-2026-000004922
Publication integrity record
Porous face vacuum gripper, two outlet manifold, three stage ejector, contact triggered, closed cell
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-2026-000004922) never changes.
Identity and time
| Publication number | OT-2026-000004922 · never reused |
|---|---|
| Internal UUID | 01a0a927-ebbf-78ec-9179-d17828f7fc0f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:39:20.902471Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004922 |
| Status | PUBLIC |
Content hashes
| Canonical text | fc39f3e0fa67bb4720464f8f6f0627f07484d0cce310239126688657ba559bb4 |
|---|---|
| Markdown | 1c4226799270d67be51c4c4dce954a2924510ea0184bf0485e778e226f12ce25 |
| Publication page | 6cb53aa6f76e933a0f174825dd84d01935b9d295f70dcf901e19e48da8494151 |
| Manifest | 4c2fee4f6c00fdebd0054267c6b20e043596dfd732ca7aa0a0eac6e82e23a745 |
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 | l0QoJRgO4QLj6V04Icl1Y7FGH7QjWNnJCl61UzPhOzhL4Sf78crBK+2t4yNM7YpsvriMGYM/CxBA6gNmXt+DCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:04.422649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004922observed 6cb53aa6f76e933a0f174825dd84d019...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:04.409473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004922/manifest.jsonobserved 4c2fee4f6c00fdebd0054267c6b20e04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:04.395321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004922/publication.mdobserved 1c4226799270d67be51c4c4dce954a29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:04.381369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004922/publication.txtobserved fc39f3e0fa67bb4720464f8f6f0627f0...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. |
|---|