OT-2026-000103880
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000103880) never changes.
Identity and time
| Publication number | OT-2026-000103880 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e7-7b88-ade3-6a7c724f836c · 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-2026-000103880 |
| Status | PUBLIC |
Content hashes
| Canonical text | d38a7f6d05836d82d505105e3905f66a70115038eb7647779be88898ee552ebb |
|---|---|
| Markdown | 51a33eba04694fd12d9eb4603a6b92bd521a43cb53a4e07b321dfe52742166ad |
| Publication page | cbbc6f19a1ea3f7a09768d9f418fec02a9fca77363df367d5a2ec26fe38a5738 |
| Manifest | 347dabb2adef231f151c9d87ec36c70b48a8c706cbfc48efd313c7d07f31690a |
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 | EjUWMYZAShfSpPE4Vq2tJ75JoYvb91aNUZ5Uibjy8ri9K05mh9yTtoDFRVuiFAnZDX0+4wxIuq269ErvuaGVBQ== |
| 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
| 2026-09-17T09:21:51.981616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103880observed cbbc6f19a1ea3f7a09768d9f418fec02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:51.963633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103880/manifest.jsonobserved 347dabb2adef231f151c9d87ec36c70b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:51.946521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103880/publication.mdobserved 51a33eba04694fd12d9eb4603a6b92bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:51.929861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103880/publication.txtobserved d38a7f6d05836d82d505105e3905f66a...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. |
|---|