OT-2026-000020200
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000020200) never changes.
Identity and time
| Publication number | OT-2026-000020200 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-74fc-b93f-ffaa5151986b · 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-2026-000020200 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19c30649addc00404c324dfe84f9540230dba60d9c5fbb4218f5b3a0ea81cae7 |
|---|---|
| Markdown | d03ab0380853cb91a7535de3fc99268da3815bbabe0972d85f25782c12e401e0 |
| Publication page | f785315e2d43df43e0eb503f193e38937abcf67e51f19201687c5ea049400920 |
| Manifest | 841146f008559399997248be2c0c180fa40a94ed2a4dea5338021624aa33dad5 |
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 | HtUkTliE6JSMEbYAYkZBvM5qD90B0W4HvpLT2LU/U1+TCuFCzvoQVG63svfV2skPHNiqDhqgBbO1R0za1FC4BQ== |
| 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
| 2026-09-17T11:56:32.007808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020200observed f785315e2d43df43e0eb503f193e3893...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:31.990781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020200/manifest.jsonobserved 841146f008559399997248be2c0c180f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:31.972655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020200/publication.mdobserved d03ab0380853cb91a7535de3fc99268d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:31.952934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020200/publication.txtobserved 19c30649addc00404c324dfe84f95402...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. |
|---|