OT-2026-000091802
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000091802) never changes.
Identity and time
| Publication number | OT-2026-000091802 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43ba-72f8-abc5-88783f0c015f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091802 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a5fcfbd362fbff1f5c8c3b2a326ed4ce65aad7b11df9643ac39d57625b9e443 |
|---|---|
| Markdown | 9b7d10606bc5362a6beaf1d9a41f3b29efd012c468f0d072bc194f38975d95de |
| Publication page | 7f79d3b893c8cb6a3319b8399c7d6b4828f329454c13f6a74aaf7077c8462d78 |
| Manifest | 2df9cb2825964eda7529b9f89bc71f212e3c77bc8cefdc7bb744e8e1552eb77b |
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 | rtkh8yq2b7YqUOfvtP7GuUu85wfRG0XM5aZe+ylf+CN37QIeIeqbKs3h3TXHp2xBmZcoJoUag+osLjEJ5totCw== |
| 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
| 2026-09-17T09:41:56.447365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091802observed 7f79d3b893c8cb6a3319b8399c7d6b48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:41:56.404813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091802/manifest.jsonobserved 2df9cb2825964eda7529b9f89bc71f21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:41:56.387309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091802/publication.mdobserved 9b7d10606bc5362a6beaf1d9a41f3b29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:41:56.344759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091802/publication.txtobserved 4a5fcfbd362fbff1f5c8c3b2a326ed4c...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. |
|---|