OT-2026-000090243
Publication integrity record
Foam pad vacuum gripper, two zone face, single stage ejector, 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-2026-000090243) never changes.
Identity and time
| Publication number | OT-2026-000090243 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-759f-a887-527d54da48b3 · 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-2026-000090243 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8694c0e923ff1011bc4359979048e394ef061535eba660024399e45c8ef7f893 |
|---|---|
| Markdown | 1e490a61b07c2736062cda11c2fa77f2de22707c6fcaec040835c87de781e126 |
| Publication page | 009da64652594ca0456def236f8c1ae567e87a7b930b4d66f66cb872b1d8ab75 |
| Manifest | 89163bca11f6daea0826895d8ba35d10acfa05c8b2ea89b612a958aa58e1aa29 |
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 | 1PE6IRqn94o4IV0MZPEDr7fSEkziPqBRx7nbSm+6NO5r8i/5h8AOAwFqFOOdqDjqF0e+aTRUwD791vBeH5htBg== |
| 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
| 2026-09-17T09:46:19.616531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090243observed 009da64652594ca0456def236f8c1ae5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:19.598496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090243/manifest.jsonobserved 89163bca11f6daea0826895d8ba35d10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:19.581963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090243/publication.mdobserved 1e490a61b07c2736062cda11c2fa77f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:19.562955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090243/publication.txtobserved 8694c0e923ff1011bc4359979048e394...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. |
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