OT-2026-000075653
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two 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-2026-000075653) never changes.
Identity and time
| Publication number | OT-2026-000075653 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fd-742b-9875-762a3be8338f · 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-2026-000075653 |
| Status | PUBLIC |
Content hashes
| Canonical text | 33cc98a21721fed1452e2c9682bc97404c8193250b3c34c3785fd4de19e5503b |
|---|---|
| Markdown | 59b07f47f6935be50d8cd8aa31f3c5737e2eb97a21ab3bf5b3fc974130871c47 |
| Publication page | d47a037cb8c1e1560b22953ed705d81df58c1d0bfea57adeb0bd02511ee91c17 |
| Manifest | 9e9e2f61f8e3dcfd7574b1e545569a8ab48c14c34049a8333e80d5a9352e4b1e |
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 | o1/58lJ35IBKEcociBoRmmWF10VyNFc7Xe4UH1CDdrAi9mHuHEvKGAfn3p69pP/xIQUSLu+OPBSj0zjnXWE4CQ== |
| 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
| 2026-09-17T10:13:38.000660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075653observed d47a037cb8c1e1560b22953ed705d81d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:13:37.967962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075653/manifest.jsonobserved 9e9e2f61f8e3dcfd7574b1e545569a8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:37.807519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075653/publication.mdobserved 59b07f47f6935be50d8cd8aa31f3c573...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:36.732351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075653/publication.txtobserved 33cc98a21721fed1452e2c9682bc9740...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. |
|---|