OT-2026-000030181
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000030181) never changes.
Identity and time
| Publication number | OT-2026-000030181 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e500-7f08-a300-be9a2d15ebd6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030181 |
| Status | PUBLIC |
Content hashes
| Canonical text | a06b50d70721a2a049febe261b52529d341d552093d67dcf0c5c7dbaaaa34d6b |
|---|---|
| Markdown | 3244ef61ab7f1b8b84cb21a2a1592ef4ba1016eeaf77652feb2639691e8a063e |
| Publication page | 31f4638449c06dfcd78e3b11876852774fa91527030a1e18b492ada8cc4e13da |
| Manifest | c7b4e5e2054ce2396e2783a90d4bb6c9844a0bb84cfc484d6dc9e92c79829bae |
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 | B+urRfb/27fOITqxrcbZ/EirDjgLul+5FRoLBEtTO6UVpL7Y5On904F0uHFZkUgj5IAcDC8qIjIjV7IyG/X6AQ== |
| 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
| 2026-09-17T11:40:32.655702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030181observed 31f4638449c06dfcd78e3b1187685277...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:32.639093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030181/manifest.jsonobserved c7b4e5e2054ce2396e2783a90d4bb6c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.622847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030181/publication.mdobserved 3244ef61ab7f1b8b84cb21a2a1592ef4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.606464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030181/publication.txtobserved a06b50d70721a2a049febe261b52529d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:49.037712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030181observed 31f4638449c06dfcd78e3b1187685277...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:49.013034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030181/manifest.jsonobserved c7b4e5e2054ce2396e2783a90d4bb6c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:48.995020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030181/publication.mdobserved 3244ef61ab7f1b8b84cb21a2a1592ef4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:48.977261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030181/publication.txtobserved a06b50d70721a2a049febe261b52529d...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. |
|---|