OT-2026-000056168
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, sustained blow-off after set-down
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-2026-000056168) never changes.
Identity and time
| Publication number | OT-2026-000056168 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4c-7f50-83e1-c402065cd0b8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056168 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1459b240705370f0afaf90739d3977a2cc663599cce857229663f3823d0aa31 |
|---|---|
| Markdown | 8bff6cf9663a9601c8780e541df67d792c1edae5d1fe94ec782051f457d354d8 |
| Publication page | f9542069fca6e1dd4847690f19f563a2e5f1aba74c303637ca16c68e27db52d0 |
| Manifest | 89fd903308890eff18e78868bbfab00f7c4b40d413e77214c23b64ccdf427133 |
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 | /4CLoPsqJsHW4aYG/9JOA6yDQUv5L/a7i+fHi8fi0W9lX0C/4Bb5K0pO9gdU+tEITDNjKO1Rnvpa5sgM5yNuBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:43.642300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056168observed f9542069fca6e1dd4847690f19f563a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:43.622645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056168/manifest.jsonobserved 89fd903308890eff18e78868bbfab00f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:43.605195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056168/publication.mdobserved 8bff6cf9663a9601c8780e541df67d79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:43.587835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056168/publication.txtobserved b1459b240705370f0afaf90739d3977a...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. |
|---|