OT-2026-000102748
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000102748) never changes.
Identity and time
| Publication number | OT-2026-000102748 · never reused |
|---|---|
| Internal UUID | 01a0aea4-858c-74e1-b273-be361326e10d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:32.827355Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000102748 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf9a862d01f724b35055684857aa3c9a83651bfb87518da81939984b1e9137c2 |
|---|---|
| Markdown | ed08ce0ee5e5293d3a3ee91a2616e8819a481ee495977723dd7a2741f2354be0 |
| Publication page | 50d51224e4b94fbbb8ff5b776b1cedcb810ead47f06700be37fb492d86b7acd6 |
| Manifest | 41a40076ec75bc9433b81fa3dcc877adfd7779b7dd8701c9f81206473a2ad5e9 |
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 | dGjc6McF6MJfdoOCR7YTjyNa78QrjTOiFjCvJ8CMbDEDnAHGCqfnXuMwIkB+Mse5514VeHrhgB8e9bqMGA8RDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:24:16.140113Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102748observed 50d51224e4b94fbbb8ff5b776b1cedcb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:24:16.118517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102748/manifest.jsonobserved 41a40076ec75bc9433b81fa3dcc877ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:24:16.100904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102748/publication.mdobserved ed08ce0ee5e5293d3a3ee91a2616e881...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:24:16.082007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102748/publication.txtobserved bf9a862d01f724b35055684857aa3c9a...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. |
|---|