OT-2026-000005404
Publication integrity record
Porous face vacuum gripper, four zone face, per zone isolation, two 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-2026-000005404) never changes.
Identity and time
| Publication number | OT-2026-000005404 · never reused |
|---|---|
| Internal UUID | 01a0a937-f352-723a-8877-21dfb6571e5f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:56:51.412997Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005404 |
| Status | PUBLIC |
Content hashes
| Canonical text | a5927a1d4fd816099a6f91d6d8acebf8f412ee470d7201b06af23dacc7917242 |
|---|---|
| Markdown | 72c4928886f5142dac7a479483d18c5fe9190145e12c52277b15072fe1c710b9 |
| Publication page | 1fd32e79861570096cd423b7460751c7dfa79f2b042072f4df7c76df5a4c80e6 |
| Manifest | a6ceeb4e5cce3bae442c12c044c5677da36e7ef9e1c8d173b50afc7f184804e0 |
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 | Q1GFS62mssB33HPIw+uI+d+oGj29t1lFuwE+wWW3eNPhWcDmndE7T/yCnzyTBjftVTP5OFGal1vRCmBPg/xfBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:13.446767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005404observed 1fd32e79861570096cd423b7460751c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:13.433604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005404/manifest.jsonobserved a6ceeb4e5cce3bae442c12c044c5677d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:13.418700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005404/publication.mdobserved 72c4928886f5142dac7a479483d18c5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:13.406951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005404/publication.txtobserved a5927a1d4fd816099a6f91d6d8acebf8...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. |
|---|