OT-2026-000047981
Publication integrity record
Single cup vacuum gripper, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000047981) never changes.
Identity and time
| Publication number | OT-2026-000047981 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c422-78f9-b706-1bfa683e6cb1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047981 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9f00bd1fff2ed4d5dbcdd2f014fee7f83d0f55a35f981cfe9c6961b7ec8f69a |
|---|---|
| Markdown | e2e461bbca9ab89d1494772e816dfe4990390bebf0d39d7b2c99abb624e71400 |
| Publication page | 70e8c941a2e78993a6b51fcb97c5c197219ca8313f61fefbe6a93738ff1c1885 |
| Manifest | a3ddd29c80ada4463cf1f06b5e735b3605e68126ecd873a7c1615c5575c4a3f4 |
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 | CX7L/xoxU223CZrL8eD9fLrFdmoLcOuzQ62hlRvX3y1gjWBwbWuCjeVPzQKp2JaVeeJMBOfNe/Dic3nZhHt9CQ== |
| 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
| 2026-09-17T11:05:57.730343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047981observed 70e8c941a2e78993a6b51fcb97c5c197...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:57.712259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047981/manifest.jsonobserved a3ddd29c80ada4463cf1f06b5e735b36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:57.694514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047981/publication.mdobserved e2e461bbca9ab89d1494772e816dfe49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:57.676741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047981/publication.txtobserved f9f00bd1fff2ed4d5dbcdd2f014fee7f...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. |
|---|