OT-2026-000003980
Publication integrity record
Vacuum cup gripper, four zone face, three outlet manifold, two 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-2026-000003980) never changes.
Identity and time
| Publication number | OT-2026-000003980 · never reused |
|---|---|
| Internal UUID | 01a0a90c-5822-766e-8e83-287ccfe2a9fb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:13.637663Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003980 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0d9223a3350928fbb1a9ea653fedecaaaa2636eedf10d2ef0da7313d202d8aea |
|---|---|
| Markdown | 60660b0afbe50987fbf20d68807898e7f1907b47910b35b8177879ea17b74c5c |
| Publication page | 75fd77b1c29939810b8cc3afdb8c18eff668e1157dcb6c628cf3b3b5a4b346d5 |
| Manifest | 1a7bbb9bbea1998771dc290b5f4106e03d7855f472d383884ea7a0583c231b25 |
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 | ACkdeg+L3/4IQRl0XDEI2auZO7yv57+qrbYr5uFBHuE1I3ljIg5/V9n08QgVVQIAXIL94AAck9YawMrtGfDZCw== |
| 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
| 2026-09-16T07:10:08.484143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003980observed 75fd77b1c29939810b8cc3afdb8c18ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:08.469656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003980/manifest.jsonobserved 1a7bbb9bbea1998771dc290b5f4106e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:08.451492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003980/publication.mdobserved 60660b0afbe50987fbf20d68807898e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:08.434637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003980/publication.txtobserved 0d9223a3350928fbb1a9ea653fedecaa...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. |
|---|