OT-2026-000003788
Publication integrity record
Vacuum cup gripper, two zone face, pump fed, contact triggered
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-2026-000003788) never changes.
Identity and time
| Publication number | OT-2026-000003788 · never reused |
|---|---|
| Internal UUID | 01a0a90b-0f9e-7f2b-b78c-102b44131a9b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:49.537465Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003788 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ceb1aac9a852a3cb6a9e65de73b7cec116da0476fc13547cbe71845de26dada |
|---|---|
| Markdown | 5c139663ab41e04ef52da0afba5ae43443001dbe56463c03de8f936dab49e3ce |
| Publication page | 83ccee40feb886fa7347f44fbbfeae92088e38c669449513f148479e69a5095b |
| Manifest | fd1edc6db00bb8b1c8fdce60272dcb044df0d2895f27eac98753f33b2893cd86 |
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 | 3e8Xefe6aperS9ouC12uyamr6O2VI/ZsxzeEANIQ7TnwKfl5pDzXQk4DcC5dbbQQy4/mjwQnDvI0+x0+QOeHCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:20.308728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003788observed 83ccee40feb886fa7347f44fbbfeae92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:20.294700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003788/manifest.jsonobserved fd1edc6db00bb8b1c8fdce60272dcb04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:20.280841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003788/publication.mdobserved 5c139663ab41e04ef52da0afba5ae434...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:20.264940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003788/publication.txtobserved 8ceb1aac9a852a3cb6a9e65de73b7cec...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. |
|---|