OT-2026-000028259
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000028259) never changes.
Identity and time
| Publication number | OT-2026-000028259 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f4-7aae-abbf-b80b4667650b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028259 |
| Status | PUBLIC |
Content hashes
| Canonical text | f1e986dfc784ea1679a0b8a872821df9f16ad168dca7aee512fc10b7f6d50f98 |
|---|---|
| Markdown | 6fbd25baef80ec86c461e3e153bd6c54ba6bf988ca1a2f922d54cea56575b46f |
| Publication page | 8767304e81b9cd9937d2eacbed9cb26ac79b356e1748803abb0d30260a684d07 |
| Manifest | 68fe439683024b30e6d02e5480ffca9379c7671efe93c079d8e991091dd664a3 |
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 | P9B4jlMvWaoX5y5G5qHgkLXgP154qqSULMy6WUHZUic+i4MrMDGo6IBeaIi+Mu60dUywDQGXKAo0HWY2QM7HDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:40:07.956575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028259observed 8767304e81b9cd9937d2eacbed9cb26a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:07.933103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028259/manifest.jsonobserved 68fe439683024b30e6d02e5480ffca93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:07.907024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028259/publication.mdobserved 6fbd25baef80ec86c461e3e153bd6c54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:07.889685Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028259/publication.txtobserved f1e986dfc784ea1679a0b8a872821df9...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. |
|---|