OT-2026-000020410
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000020410) never changes.
Identity and time
| Publication number | OT-2026-000020410 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-7921-99ec-2f58d53869a1 · 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-2026-000020410 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f77e58d7359f63711af598dcbaf92058f3cb7ee047c379cb81cab06bb9a280b |
|---|---|
| Markdown | 17faf42428856d2981ca6a1f04a8a57f5460a85e131094c652c43d132cff9909 |
| Publication page | fa24e13dbedacec29e464e4c057266482f3c8c734463be69c5a9811dae2056f3 |
| Manifest | 83eb132651d02463a009d85a2b152d893562e2a2042fec1280bc4055b97859ad |
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 | ooJfHoS1xUZ9gHDWlWC3oS7OVYEzcu2T+DTxA0iiO8wMD2iVyNgwjir35+W0r0DvuAYJG/wqEtC9Dl8/LJRrCQ== |
| 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
| 2026-09-17T12:00:18.801162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020410observed fa24e13dbedacec29e464e4c05726648...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:18.779659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020410/manifest.jsonobserved 83eb132651d02463a009d85a2b152d89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:18.755949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020410/publication.mdobserved 17faf42428856d2981ca6a1f04a8a57f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:18.736733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020410/publication.txtobserved 4f77e58d7359f63711af598dcbaf9205...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:23.277442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020410observed fa24e13dbedacec29e464e4c05726648...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:23.259789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020410/manifest.jsonobserved 83eb132651d02463a009d85a2b152d89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:23.242586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020410/publication.mdobserved 17faf42428856d2981ca6a1f04a8a57f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:23.225605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020410/publication.txtobserved 4f77e58d7359f63711af598dcbaf9205...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. |
|---|