OT-2026-000006790
Publication integrity record
Porous face vacuum gripper, three zone face, common isolation valve, two stage ejector, open cell
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-2026-000006790) never changes.
Identity and time
| Publication number | OT-2026-000006790 · never reused |
|---|---|
| Internal UUID | 01a0a967-7d40-7153-aab9-051d6f8da424 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:48:46.914634Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006790 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c298577776272940f54ea1ae577b3503929778f129cf3ec482c610891ef626c |
|---|---|
| Markdown | 4fc1104bdef3ddc28f4a2298e7030f3142053fb3adab2a2bd4e405c15aeea066 |
| Publication page | d6183239f8a3689658fd88b0556bc6f5a8366573cb5aa771da03bca4f2735739 |
| Manifest | 792746d97591d362ea90a74adfb72a8482d4bddf947ef78e266fc7fa167c01f4 |
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 | 9ZfcNLmblO7lziD4xoGNxSRPr9D7OG726QKF0CjKxsHDbKYZD7KydwB5PrL4THGzRc7aOGIn7aLgD61CkaWoBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T08:50:06.142807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006790observed d6183239f8a3689658fd88b0556bc6f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:06.128003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006790/manifest.jsonobserved 792746d97591d362ea90a74adfb72a84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:05.990587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006790/publication.mdobserved 4fc1104bdef3ddc28f4a2298e7030f31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:05.977400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006790/publication.txtobserved 3c298577776272940f54ea1ae577b350...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. |
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