OT-2026-000020335
Publication integrity record
Two bellows cup vacuum gripper, two 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-2026-000020335) never changes.
Identity and time
| Publication number | OT-2026-000020335 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7489-b503-057792b966c0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020335 |
| Status | PUBLIC |
Content hashes
| Canonical text | d49785d4935be650b84261c4ddd9610664699429f1356d83900d2b8ffce804b2 |
|---|---|
| Markdown | d7aa47a6356ec068766a4638923637269762379b77b6a734253630d6f7a264b5 |
| Publication page | a7c1018bd9a2b378cf6ccc1bfafbd4a6640e88f481ab983038cbb8c45f3feac5 |
| Manifest | 48b5a0bc716b82a3ec5c304e9090ef850e6740002107a28929df2a70b38f42b5 |
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 | dfAQZ366yM+OgoP+i33MQCTQOHUiz7BUOJwX+UD6CaK0FsnPsYllfP8B89G9sB+kPmiXMtQd6bqABL9Ec3JuBQ== |
| 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
| 2026-09-17T12:00:06.696465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020335observed a7c1018bd9a2b378cf6ccc1bfafbd4a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:06.677458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020335/manifest.jsonobserved 48b5a0bc716b82a3ec5c304e9090ef85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:06.659884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020335/publication.mdobserved d7aa47a6356ec068766a463892363726...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:06.641321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020335/publication.txtobserved d49785d4935be650b84261c4ddd96106...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.294705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020335observed a7c1018bd9a2b378cf6ccc1bfafbd4a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.274039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020335/manifest.jsonobserved 48b5a0bc716b82a3ec5c304e9090ef85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.253981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020335/publication.mdobserved d7aa47a6356ec068766a463892363726...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.233266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020335/publication.txtobserved d49785d4935be650b84261c4ddd96106...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. |
|---|