OT-2026-000075843
Publication integrity record
Three cup vacuum gripper, three zone face, single stage ejector, pressure sensor per zone, pulsed 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-2026-000075843) never changes.
Identity and time
| Publication number | OT-2026-000075843 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fe-7eb8-811d-3ac4fd69b86b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075843 |
| Status | PUBLIC |
Content hashes
| Canonical text | c921fe43df2ce79f56f062a62ab0bf4cf4f0bf0d3f0349910961ed91fa76836c |
|---|---|
| Markdown | 325b7c069d152f45ec967e694064b9a47d1145a98060ee394e096af0a3100716 |
| Publication page | 617be7cd4e3275d203a9e1ffd0bf94bd00c2119e9443650315d923d3a5c2486a |
| Manifest | cdc243fe34ce27d199e64538649271dab25909cb7493b18a3d7c7d8f272e0d93 |
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 | NcwWfrgaYAa5rXwhkh4vNY2NOFnzaNsf2qTMvah7p0LOGZwfgY8TDYtljHCirF9/m0rVqlZARpDnAch85j1bBQ== |
| 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
| 2026-09-17T10:14:31.274865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075843observed 617be7cd4e3275d203a9e1ffd0bf94bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:31.256735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075843/manifest.jsonobserved cdc243fe34ce27d199e64538649271da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:31.239423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075843/publication.mdobserved 325b7c069d152f45ec967e694064b9a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:31.220658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075843/publication.txtobserved c921fe43df2ce79f56f062a62ab0bf4c...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. |
|---|