OT-2026-000004401
Publication integrity record
Vacuum cup gripper, two zone face, six 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-2026-000004401) never changes.
Identity and time
| Publication number | OT-2026-000004401 · never reused |
|---|---|
| Internal UUID | 01a0a916-6d60-7322-afbf-489bcbd8e242 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:20:14.437820Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004401 |
| Status | PUBLIC |
Content hashes
| Canonical text | 09d7983fcb9f9b5a0003841764f5b5f500d13ed86218bb3db402e8f5b931c20b |
|---|---|
| Markdown | ebb48aadf08772cf514e2ff564d3dea0e2b7ae7ea0917bd3e2e5b2e337912b0d |
| Publication page | 409eb05539e35309aa7cac281f83f212b5b96efe377f52c67a3a9e39e7dc977c |
| Manifest | ff4ec367a24f6879a573fed9a8ca5502a54e510cc0dfeb481301e7e7ec957b84 |
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 | sOPCliwe2RHhhvKkQPW89TGTtSXQKFYpgCZqt+qUE1VrC2L/7B1EQE3oS0v+8KpmkW2JxPMzbnEsyF2AC/rCDg== |
| 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
| 2026-09-16T07:30:31.870580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004401observed 409eb05539e35309aa7cac281f83f212...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:31.749737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004401/manifest.jsonobserved ff4ec367a24f6879a573fed9a8ca5502...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:31.733698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004401/publication.mdobserved ebb48aadf08772cf514e2ff564d3dea0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:31.718962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004401/publication.txtobserved 09d7983fcb9f9b5a0003841764f5b5f5...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. |
|---|