OT-2026-000077074
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, vented 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-2026-000077074) never changes.
Identity and time
| Publication number | OT-2026-000077074 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-79fd-81f1-f31314525417 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077074 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9764bb885ccede4d6f0f18528f659baee7e0a47a107ebeb23708ba494e49292 |
|---|---|
| Markdown | 827be7ad8d0ec3b3463fc0624556b35187166656752646aa39dea3b8f918054c |
| Publication page | 062663fd5fcc15eab683e543df390bec18231c8059cd5fa9b47dfa1510614eaa |
| Manifest | fcf2e92e52fb6fc9f984f92d1262429a9ad998b7a4896a87d9f3fd8da2f64821 |
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 | ZQyAInmYVoa93uN2W2WOwWLk/2hrQQdEvvFJz0c4meu6aI8EY8/0EJ9Xq59KIba3O1UTnu+w0KHSBSEGTGcFAQ== |
| 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
| 2026-09-17T10:11:27.229173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077074observed 062663fd5fcc15eab683e543df390bec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:27.211366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077074/manifest.jsonobserved fcf2e92e52fb6fc9f984f92d1262429a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:27.193183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077074/publication.mdobserved 827be7ad8d0ec3b3463fc0624556b351...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:27.048138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077074/publication.txtobserved e9764bb885ccede4d6f0f18528f659ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:31.717484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077074observed 062663fd5fcc15eab683e543df390bec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:31.698401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077074/manifest.jsonobserved fcf2e92e52fb6fc9f984f92d1262429a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:31.681115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077074/publication.mdobserved 827be7ad8d0ec3b3463fc0624556b351...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:31.662450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077074/publication.txtobserved e9764bb885ccede4d6f0f18528f659ba...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. |
|---|