OT-2026-000019478
Publication integrity record
Foam pad vacuum gripper, plant vacuum fed, supply line pressure sensor, 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-2026-000019478) never changes.
Identity and time
| Publication number | OT-2026-000019478 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7f61-b179-f0c3fc021ce3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019478 |
| Status | PUBLIC |
Content hashes
| Canonical text | e2883cdd15e06ae68e24345355175bb8b39de2541a169cbfa577ffe2d9b1523a |
|---|---|
| Markdown | 4029dc99286c7585cf8c9c92057cb5b0940e3f51392d230c7117b1b545736618 |
| Publication page | 9958e04d4a61d9e192a92a48de3a391fe52e0c2aca27bf195031a955a50896fb |
| Manifest | dd890be5a660c106702bae4c384705e9b3c32443f9c68c4247b188a329e1f20d |
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 | PXRGQyRLk5tCYwzJRLp+fr0bPya//c6sQbByaxNIPaikk36gFS6YfYVS/7gfZ+2wc9jS0ObdzPSDnVkmfRCVDg== |
| 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
| 2026-09-17T11:58:53.882027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019478observed 9958e04d4a61d9e192a92a48de3a391f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:53.863059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019478/manifest.jsonobserved dd890be5a660c106702bae4c384705e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:53.842577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019478/publication.mdobserved 4029dc99286c7585cf8c9c92057cb5b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:53.818423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019478/publication.txtobserved e2883cdd15e06ae68e24345355175bb8...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. |
|---|