OT-2026-000004224
Publication integrity record
Porous face vacuum gripper, two zone face, three stage ejector, 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-2026-000004224) never changes.
Identity and time
| Publication number | OT-2026-000004224 · never reused |
|---|---|
| Internal UUID | 01a0a911-bedc-7d41-84ed-39c763f7c231 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:15:07.615763Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004224 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9707c1b2b6dc0570c198201528816d5865834481b3b563f97c9a3fad2cb0e8e0 |
|---|---|
| Markdown | 2e565488fb91d8aee6c95264558f6fa9867717b70836acc6724c85a254000226 |
| Publication page | 928ad025532b720f8575ffbdcaa514e2f7232865e6e3c3285fd3e4613426782c |
| Manifest | c034cff33faa6cd6ee8bec295cecb39cff13f650bf29363a909abc4afbd2b840 |
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 | szj/j4IP9m3FBZbqTjpsVorXk5dD5jbhsCmRcOHNveCIH18tHs/FdMVelapWMJurk+VrAuWUA7pEZAkK7+fbAg== |
| 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
| 2026-09-16T07:20:22.134468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004224observed 928ad025532b720f8575ffbdcaa514e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:22.120093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004224/manifest.jsonobserved c034cff33faa6cd6ee8bec295cecb39c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:21.993399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004224/publication.mdobserved 2e565488fb91d8aee6c95264558f6fa9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:21.981715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004224/publication.txtobserved 9707c1b2b6dc0570c198201528816d58...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. |
|---|