OT-2026-000089738
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000089738) never changes.
Identity and time
| Publication number | OT-2026-000089738 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a22-7d8b-b2a2-f5f4bce21f43 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089738 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7034cc5665424a5e3f87bc213d3dae288661ed23826f70d63f8d62666775d738 |
|---|---|
| Markdown | 9cec4554cc33fa9c425e644587e34edfcdf5344f66352fae3f05050023df7be1 |
| Publication page | 47e42f368de365f9257ef12e816a205dfb41c7768895471d6a8cae29aaee1af2 |
| Manifest | c06cb2ca45d6a979e469927f36bd8ef54e583423ae5ce49f5d93516b42d0e1f7 |
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 | wZ1obkBOjMK6QnUjUxL8XvAFcp2iV5+sCPY8EB0ABxQO4VVbTDHUFJRbUoCaq6L1Gn01eDRmqW+zHJBwMSYdAw== |
| 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
| 2026-09-17T09:46:44.781515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089738observed 47e42f368de365f9257ef12e816a205d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:44.766349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089738/manifest.jsonobserved c06cb2ca45d6a979e469927f36bd8ef5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:44.748947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089738/publication.mdobserved 9cec4554cc33fa9c425e644587e34edf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:44.733215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089738/publication.txtobserved 7034cc5665424a5e3f87bc213d3dae28...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. |
|---|