OT-2026-000050891
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000050891) never changes.
Identity and time
| Publication number | OT-2026-000050891 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b3-7cd3-8ce4-fd779c94d24a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050891 |
| Status | PUBLIC |
Content hashes
| Canonical text | d813459709673e4799031a34415dee308e02f2b6001158ce82beb19afceceea4 |
|---|---|
| Markdown | 8978331237ccb2313479f8a896836e2e4025590e2ea75106f18d1a4ac989b6f1 |
| Publication page | 4171f70a4e284efc380058ebb35d4e0c8601a55ff92b1dc9dfaa135620ab5b22 |
| Manifest | 48ccd23055d09ebec1e1c9b23d8d8e3853be63e6b36b38ef5771c4c0b10f6222 |
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 | KtsBpkYZsT2bXa0KMpgCp/IsUA+3wOBD8IjO4jJq86SVmiuIQfxhx1+yXxqsmWEgUW6QsSpiocmXyMBa16k/DQ== |
| 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
| 2026-09-17T11:00:37.836805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050891observed 4171f70a4e284efc380058ebb35d4e0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:37.809343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050891/manifest.jsonobserved 48ccd23055d09ebec1e1c9b23d8d8e38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:37.786129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050891/publication.mdobserved 8978331237ccb2313479f8a896836e2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:37.763529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050891/publication.txtobserved d813459709673e4799031a34415dee30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:37.700877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050891observed 4171f70a4e284efc380058ebb35d4e0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:37.677116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050891/manifest.jsonobserved 48ccd23055d09ebec1e1c9b23d8d8e38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:37.651358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050891/publication.mdobserved 8978331237ccb2313479f8a896836e2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:37.629842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050891/publication.txtobserved d813459709673e4799031a34415dee30...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. |
|---|