OT-2026-000004803
Publication integrity record
Vacuum cup gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000004803) never changes.
Identity and time
| Publication number | OT-2026-000004803 · never reused |
|---|---|
| Internal UUID | 01a0a923-d6c1-757c-b7b3-cf85cf86dc13 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:34:53.381086Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004803 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0ea78ce01e26bd752f05591d34975342375563950785bc7a9832714075f9359c |
|---|---|
| Markdown | 936d12030149052206d54d0fbff05d75432f4fff14d1ed171f946e9ee4807d04 |
| Publication page | 6837666e8ec4643626de45810246955fbe4afc8aab96c347521e49c92fd758fe |
| Manifest | 1158134c3e36ea9e533a53dd04ccf42e39d455953813a01138d6ea7526137685 |
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 | Ems/5IZj9ayNgF2nlB/eElpbFYDFuTrI2LlqdYJM0ZYSBkS2N1UCr7aqi7DYrDz2AaqF7rnQtY2m3n5+mvmPCA== |
| 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
| 2026-09-16T07:40:17.399607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004803observed 6837666e8ec4643626de45810246955f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:17.386840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004803/manifest.jsonobserved 1158134c3e36ea9e533a53dd04ccf42e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:17.372149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004803/publication.mdobserved 936d12030149052206d54d0fbff05d75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:17.236727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004803/publication.txtobserved 0ea78ce01e26bd752f05591d34975342...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. |
|---|