OT-2026-000090136
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000090136) never changes.
Identity and time
| Publication number | OT-2026-000090136 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-72c5-b67c-49a2b9be87e1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090136 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8f2e27901674c5b286f6ba72eaec49ca078d5b7d91a43ebc9af9cb62941f7b54 |
|---|---|
| Markdown | 2101ea73ae9ef5ac91f965c11e61c1e90b085061d28917d0d5b3d8e800b25917 |
| Publication page | 8003d1cfa2723640c692eb309dbef35a6a403157bf3483b007469fec4d3dec6c |
| Manifest | edcf828d1bb3794580d6c425c221486d6f6d42f8f6484d625ceaec1724047156 |
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 | 0TtJMQw6f3tEqajKw5AmVh7NZjEZNt76L3oINl26RAoxj376I3zfAUP8hluJiPocGna/7UZ2+WhFhEBePzmmAQ== |
| 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
| 2026-09-17T09:45:34.506257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090136observed 8003d1cfa2723640c692eb309dbef35a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:34.487786Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090136/manifest.jsonobserved edcf828d1bb3794580d6c425c221486d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:34.468349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090136/publication.mdobserved 2101ea73ae9ef5ac91f965c11e61c1e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:34.449601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090136/publication.txtobserved 8f2e27901674c5b286f6ba72eaec49ca...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. |
|---|