OT-2026-000067091
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, 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-2026-000067091) never changes.
Identity and time
| Publication number | OT-2026-000067091 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-14ff-779d-a3fc-e4a647631594 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:07.760615Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067091 |
| Status | PUBLIC |
Content hashes
| Canonical text | 937426331bf97416d0cb5d55f9a8857cf707809774f88fc4cb516321c5feefe9 |
|---|---|
| Markdown | c4a7d0bbd2978206512ab78572c5ff7d50bdbc4e4d269453a8e72df27bf401a6 |
| Publication page | e4a9e7fdf70f4d0f3d467e914467ca8f6f5315302a40ad0ad06d0df473c10eb2 |
| Manifest | a2360544d774bd875a9e49c0ca3ee9845f1604329e87cd269aeb4188d320c6b2 |
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 | 2alP8d43uy54hGytYVe4yVoXR6oz9GtDvMQrpUc3KuvsSFwXxI5EHM+pVaz15ZUYhHCw7FNJ72O5fCC8cmdWBw== |
| 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
| 2026-09-17T10:32:21.412797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067091observed e4a9e7fdf70f4d0f3d467e914467ca8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:32:21.396946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067091/manifest.jsonobserved a2360544d774bd875a9e49c0ca3ee984...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:21.378970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067091/publication.mdobserved c4a7d0bbd2978206512ab78572c5ff7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:21.360817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067091/publication.txtobserved 937426331bf97416d0cb5d55f9a8857c...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. |
|---|