OT-2026-000071454
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, vented 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-2026-000071454) never changes.
Identity and time
| Publication number | OT-2026-000071454 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ed-77fc-a37f-bd60661ac611 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071454 |
| Status | PUBLIC |
Content hashes
| Canonical text | 04ad4aacbebe8aaab57c28d214260c11534054cf0345b941fff3463cf9e94386 |
|---|---|
| Markdown | b4623ed02d148b0dd3d84f8e217d05095821cd5a14593415400f7387a8da2670 |
| Publication page | 07a7b1285439df851a78b87e2331d99a8c9fc5b6961c18fe5e07a38150d631a3 |
| Manifest | 7a0e84d06fc07b5f0b312d22367957e775d7269961b9ae4b2602f20eea919056 |
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 | cZA/Mix63kDh8XvNlVgksxTi0Zw0HxPWsYKwgRELy5EDz2O1WenliB+AhgsDsrJCPMjDqGYtbMsdYB8odJYtAQ== |
| 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
| 2026-09-17T10:24:46.983944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071454observed 07a7b1285439df851a78b87e2331d99a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:24:46.966068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071454/manifest.jsonobserved 7a0e84d06fc07b5f0b312d22367957e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:46.947215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071454/publication.mdobserved b4623ed02d148b0dd3d84f8e217d0509...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:46.929303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071454/publication.txtobserved 04ad4aacbebe8aaab57c28d214260c11...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. |
|---|