OT-2026-000004013
Publication integrity record
Bellows cup vacuum gripper, per zone isolation, three stage ejector, pressure verified, 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-2026-000004013) never changes.
Identity and time
| Publication number | OT-2026-000004013 · never reused |
|---|---|
| Internal UUID | 01a0a90c-c077-7199-808a-8c660acb2069 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:40.347311Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004013 |
| Status | PUBLIC |
Content hashes
| Canonical text | 038ec7c9bc996f10a376cc58e2c1805e5949cc0e33c402c213ada81291f5f870 |
|---|---|
| Markdown | be1c78c0379a4a6ab4afd684c922593ae15af410041775d3ce4caf4334c5c3d5 |
| Publication page | b32bcf1ad9a18dceb635d795f346f2dfd8c670d3c8d5a16d3a2eda1c74c19ab0 |
| Manifest | 51f0cba1f71c3f1ae5042447b5774156f7eb8b1ad3fdd7713517c0a05940eec2 |
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 | EuG0aCWinVKvMrLSP64rLuyGED+qRaBwpSgSbWk2a4REiDRv7jbfCozQ1PEgeHC3cX5Izaehsgr5juqqIMwuAA== |
| 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
| 2026-09-16T07:10:06.293516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004013observed b32bcf1ad9a18dceb635d795f346f2df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:06.270343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004013/manifest.jsonobserved 51f0cba1f71c3f1ae5042447b5774156...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:06.255293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004013/publication.mdobserved be1c78c0379a4a6ab4afd684c922593a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:06.239584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004013/publication.txtobserved 038ec7c9bc996f10a376cc58e2c1805e...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. |
|---|