OT-2026-000090180
Publication integrity record
Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000090180) never changes.
Identity and time
| Publication number | OT-2026-000090180 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7bf0-a13f-1e1e8539b5ea · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090180 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7a93f363b01f26baee094ea27037d8cbed6aa9f16610a7493a5e3a4b14573292 |
|---|---|
| Markdown | d7e85dc75481cc48a0a9067fc0399b0676e3e399681cb888555d60ac18f0b715 |
| Publication page | 6455cc52ee2abe04d4c41575e86f8438c331585bfe8754f0caf6b0feb9b41859 |
| Manifest | 2506098c28873f211cea6091177806f187057c1f8921b5f14cfa6034a9a32915 |
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 | 4l6+03LeXGv+WcxLDtMDIFk2XAXXvgAbP6C7fVvgtqShXC4pGJpb3FpNjaP6JPrXahHXtbhm8ge8Vjzr8tejBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:46:14.792245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090180observed 6455cc52ee2abe04d4c41575e86f8438...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:14.774437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090180/manifest.jsonobserved 2506098c28873f211cea6091177806f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:14.754468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090180/publication.mdobserved d7e85dc75481cc48a0a9067fc0399b06...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:14.735897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090180/publication.txtobserved 7a93f363b01f26baee094ea27037d8cb...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. |
|---|