OT-2026-000020379
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, pulsed blow-off before set-down, on a tool changer
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-2026-000020379) never changes.
Identity and time
| Publication number | OT-2026-000020379 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-73b3-8ba9-a2cbf6263f38 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020379 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3fbaf99824f6f84e3335f413993331610812f56cd85688dcaf65e9cb93911f86 |
|---|---|
| Markdown | fdb2cfd71197260bbe3d54c8fa8f59d4eddc884385bd78f5f0abe2d8ccf6a73f |
| Publication page | 50e505fb2f469c0f4236774769f1233328a48a6675eb99d1a8f369ce7e748e50 |
| Manifest | af7d01cbe1e8d2c7f312c951f174480d5a6b7e9ffc25ca43e74f4bb7467f74f2 |
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 | ay43mdY4ws/727MEv6AzV+xEMp5+HyaM/2knhxv+mPqY2JqFhNVIMV6yI5rGFKJ0wOeQzIOjVle/LIsv1Pt2Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:00:15.842143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020379observed 50e505fb2f469c0f4236774769f12333...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:15.822883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020379/manifest.jsonobserved af7d01cbe1e8d2c7f312c951f174480d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:15.802466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020379/publication.mdobserved fdb2cfd71197260bbe3d54c8fa8f59d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:15.783171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020379/publication.txtobserved 3fbaf99824f6f84e3335f41399333161...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.851788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020379observed 50e505fb2f469c0f4236774769f12333...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.832977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020379/manifest.jsonobserved af7d01cbe1e8d2c7f312c951f174480d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.813978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020379/publication.mdobserved fdb2cfd71197260bbe3d54c8fa8f59d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.795222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020379/publication.txtobserved 3fbaf99824f6f84e3335f41399333161...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. |
|---|