OT-2026-000103890
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, pump fed, pulsed 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-2026-000103890) never changes.
Identity and time
| Publication number | OT-2026-000103890 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e7-77dc-926e-bb0100d6c3ec · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103890 |
| Status | PUBLIC |
Content hashes
| Canonical text | d3eeedc1db06194af5f9d1241afe17ec4106ead578a5d8ccb8b4737e0f29ecb7 |
|---|---|
| Markdown | 526ae8aac828d8be77543187255f6a4713f6b13eff59344e36384b75c80b3b1d |
| Publication page | 21cefbbd6e8a13ccfb9841635330d9e20283b97bd298328cbcdba3913c782c9e |
| Manifest | 621018bb012f1dec5d90daa26e735ad69b37740434832a4181b406d30faa52c0 |
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 | FhFdfWdq7a1VfoksRp/VfFP2eWAZ45pIl4n24SIUp5NLSyfVWacPW6eTr6J5dr3MdvZMRvdsey4hUCPexkmsCA== |
| 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
| 2026-09-17T09:21:52.716467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103890observed 21cefbbd6e8a13ccfb9841635330d9e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:52.697548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103890/manifest.jsonobserved 621018bb012f1dec5d90daa26e735ad6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:52.678082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103890/publication.mdobserved 526ae8aac828d8be77543187255f6a47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:52.657240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103890/publication.txtobserved d3eeedc1db06194af5f9d1241afe17ec...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. |
|---|