OT-2026-000021426
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000021426) never changes.
Identity and time
| Publication number | OT-2026-000021426 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7f3d-b7a4-01140a0b5753 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021426 |
| Status | PUBLIC |
Content hashes
| Canonical text | 89f42d00b6663c5bb5e48f7215a279fd58b4c5c2a90488f802f95556e380c8f2 |
|---|---|
| Markdown | 1ce9fec6db6464656d56b098563783dc2a190dd5ee5dd0f9b3b2f15850c73edd |
| Publication page | ea832a57f07863903f85dadde05bc0fe2036800d58b4f170819c6fa0ddb99ee0 |
| Manifest | d4ac482775402650f743b9f7388d0e61e2a3e0e998081e09688a24d7125cb7b9 |
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 | 7dK6YXSIPfwYs/Au9A44/yvkCw4NpTIPefIx6/Hy0ez1gjS8wwGYJjXyx7q1A8sGxK4M35AatVVsLfSsEeMaAA== |
| 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
| 2026-09-17T11:55:19.802452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021426observed ea832a57f07863903f85dadde05bc0fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:19.777343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021426/manifest.jsonobserved d4ac482775402650f743b9f7388d0e61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:19.752277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021426/publication.mdobserved 1ce9fec6db6464656d56b098563783dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:19.728354Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021426/publication.txtobserved 89f42d00b6663c5bb5e48f7215a279fd...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. |
|---|