OT-2026-000075253
Publication integrity record
Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000075253) never changes.
Identity and time
| Publication number | OT-2026-000075253 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f200-743d-bf35-702afc172701 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075253 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1946acbf18a4095dd517f14e1b4e10734c20dd336b01c8609dd2e3349a03294d |
|---|---|
| Markdown | 7232a811f4aafa4b1d96aaf5ffe639681cb904da7ffe1a49a2618bcee2ded555 |
| Publication page | 1ed6191c14b343e8b7dcddca3dd95f44f0823ce2bb655063134d61551392d27e |
| Manifest | 4295d079ebf061160518801d8b5b8794a5cf83fe3982accded2a7d2285ab7b32 |
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 | K2FgtMdYZYdwEs3nHvG5Cn7oOzMB+zR8LGQnc+SZFy6iXDr0sRc9wwet9BiWPJ2sIORx/7vnEAemDsJRz5wtDA== |
| 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
| 2026-09-17T10:20:32.701123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075253observed 1ed6191c14b343e8b7dcddca3dd95f44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:32.683434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075253/manifest.jsonobserved 4295d079ebf061160518801d8b5b8794...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:32.666326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075253/publication.mdobserved 7232a811f4aafa4b1d96aaf5ffe63968...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:32.648789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075253/publication.txtobserved 1946acbf18a4095dd517f14e1b4e1073...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:53.195024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075253observed 1ed6191c14b343e8b7dcddca3dd95f44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:52.801753Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075253/manifest.jsonobserved 4295d079ebf061160518801d8b5b8794...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:52.782805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075253/publication.mdobserved 7232a811f4aafa4b1d96aaf5ffe63968...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:52.763525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075253/publication.txtobserved 1946acbf18a4095dd517f14e1b4e1073...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. |
|---|