OT-2026-000090286
Publication integrity record
Foam pad vacuum gripper, two zone face, three 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-2026-000090286) never changes.
Identity and time
| Publication number | OT-2026-000090286 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-4290-70d9-88e0-ae527d04a757 · 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-2026-000090286 |
| Status | PUBLIC |
Content hashes
| Canonical text | cfae49d51dbaa20f72bd653d41561e0c8fc7dea09233a3e065aebd8a67ddddd3 |
|---|---|
| Markdown | 5aff58d030bab81ce88b042f8763294eeba34e65e9dc623f57ce9284b3856f35 |
| Publication page | 8d8b4a71ed8bd894ca66f6debd458c9702f0306e02ef3c1d55ba1ef4d00c860e |
| Manifest | 78757d8c08645e29b2d3921e84ae46edd861b48e01384a398b70d00c25e60ece |
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 | ZsOKFyR7UuUftJmV6BCSPL7sqP5OJz+PIIQ20YemTadLevdfyC1bd5hj1tKtTBdypghCBJ98nJ3NDjLoFGkNCQ== |
| 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
| 2026-09-17T09:46:22.262974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090286observed 8d8b4a71ed8bd894ca66f6debd458c97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:22.245027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090286/manifest.jsonobserved 78757d8c08645e29b2d3921e84ae46ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:22.227020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090286/publication.mdobserved 5aff58d030bab81ce88b042f8763294e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:22.209441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090286/publication.txtobserved cfae49d51dbaa20f72bd653d41561e0c...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. |
|---|