OT-2026-000004007
Publication integrity record
Porous face vacuum gripper, four zone face, three outlet manifold, three stage ejector
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-2026-000004007) never changes.
Identity and time
| Publication number | OT-2026-000004007 · never reused |
|---|---|
| Internal UUID | 01a0a90c-aea0-71b7-ba77-18df3c1bbf8a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:35.778352Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004007 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6548c1e4f8dc56258181969b5070bcf6d1cf10afc9b6027ca5517738aed3707e |
|---|---|
| Markdown | bec845f8bb11aad5b4d476e0950e4c18188725c48a0908bd1b7bfa148078d9bf |
| Publication page | 4ca96c13662ec556db2504d3e493b178d0c0862fc674e2cd75d4cefb5a158563 |
| Manifest | aa4773dd9ec80ea13d5e9f8f6001078cc25739d861b81da0c2f04aed275652dd |
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 | lK8+DkBU1tMyFL0kJPWWOR0z5RndhJ0NZqLIwQDjU3Z1vTq3D4my1oT9O0UFYKC1hx9mlu8vmvTjbShWK/0FCQ== |
| 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
| 2026-09-16T07:10:06.660064Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004007observed 4ca96c13662ec556db2504d3e493b178...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:06.643981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004007/manifest.jsonobserved aa4773dd9ec80ea13d5e9f8f6001078c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:06.627902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004007/publication.mdobserved bec845f8bb11aad5b4d476e0950e4c18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:06.612612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004007/publication.txtobserved 6548c1e4f8dc56258181969b5070bcf6...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. |
|---|