OT-2026-000005741
Publication integrity record
Porous face vacuum gripper, two zone face, six outlet manifold, pump 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-2026-000005741) never changes.
Identity and time
| Publication number | OT-2026-000005741 · never reused |
|---|---|
| Internal UUID | 01a0a943-450c-70f9-9e7c-f5b84a4bc4c5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:09:13.230447Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005741 |
| Status | PUBLIC |
Content hashes
| Canonical text | 890de4bc0e190d11b511ca13342e9a8844402628df1ed5f2db144900a0a90ac7 |
|---|---|
| Markdown | b42ad7d3e043368752b8ec2541ef1e6b1c02cfca935101e0ecc363d3dd6875e3 |
| Publication page | 67cec5473f0a188e4b4bd0175dabf4fee7d28da0f3c18489377232cd5d159345 |
| Manifest | 36842531f36469964e1d0bab91ca1a35e57be49fa6cb9fae70054970bcf9f343 |
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 | DyXdu7lsUMTB45Q9yOoySQxnm2He760oHIOet59GVmifY62+EgPLeGd1kuI0PntnI8OA0kiK4IF+nSZgIRZkDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:10:05.199044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005741observed 67cec5473f0a188e4b4bd0175dabf4fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:05.185820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005741/manifest.jsonobserved 36842531f36469964e1d0bab91ca1a35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:05.169240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005741/publication.mdobserved b42ad7d3e043368752b8ec2541ef1e6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:05.155166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005741/publication.txtobserved 890de4bc0e190d11b511ca13342e9a88...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. |
|---|