OT-2026-000004300
Publication integrity record
Porous face vacuum gripper, six outlet manifold, three stage ejector, pressure verified
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-2026-000004300) never changes.
Identity and time
| Publication number | OT-2026-000004300 · never reused |
|---|---|
| Internal UUID | 01a0a913-6601-72cc-b661-1df87d372a43 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:16:55.939462Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004300 |
| Status | PUBLIC |
Content hashes
| Canonical text | 423baae38f68a8e39364bb597aaace72ed0d10b0235d2487150507d4f7f07b4b |
|---|---|
| Markdown | 6cc9d2d7d52abd5255e4e294c9fcb1678aae4fc1f0583f0499ee2a19c192fdbb |
| Publication page | cac7a2dd627d34baac0a85ffc98b7c6ce7fc4fa8d74d6835723ef432622943b7 |
| Manifest | be31e755da1a2bad6956aff1770f25c511763639a24820801ea95c7ac4b0091e |
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 | ucRFXVojDQ7JfbrVzZ8ZInHUFQaB6B5SAaQuD1jdupZ2tswAx1I7MXxmn9f5nkQ5vqvcJlYpl0j5A3GmM663Cw== |
| 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
| 2026-09-16T07:20:13.453310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004300observed cac7a2dd627d34baac0a85ffc98b7c6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:13.439248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004300/manifest.jsonobserved be31e755da1a2bad6956aff1770f25c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:13.425010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004300/publication.mdobserved 6cc9d2d7d52abd5255e4e294c9fcb167...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:13.409339Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004300/publication.txtobserved 423baae38f68a8e39364bb597aaace72...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. |
|---|