OT-2026-000090015
Publication integrity record
Foam pad vacuum gripper, two zone face, six 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-2026-000090015) never changes.
Identity and time
| Publication number | OT-2026-000090015 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428e-7b81-be75-e0ca80446c26 · 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-2026-000090015 |
| Status | PUBLIC |
Content hashes
| Canonical text | 90e1420ab028900c292ceb6effbce02495995da30d1c397de30d0efedb4d1d89 |
|---|---|
| Markdown | 1493ae144020713c8327a88da526d2a962e770e7216118ab9dc35ab668141e58 |
| Publication page | 04ddf2b35294f3acd0bc94d4f472211ad5dc2e08ff32cf40aade1f3129da0035 |
| Manifest | cd87203e3a6e114a8fe49e0c0df608dbbb9b187388fdd250441063d9048febbf |
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 | d4mAA0Fhl2QOccRjoxNILXLzOC//dF6pV+jNNT8epqzuNuGu49Yq0Ugf9In1zvoOEa58dgHNCQ1gqYr7OhsvDA== |
| 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
| 2026-09-17T09:45:24.699591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090015observed 04ddf2b35294f3acd0bc94d4f472211a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:24.680307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090015/manifest.jsonobserved cd87203e3a6e114a8fe49e0c0df608db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:24.660469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090015/publication.mdobserved 1493ae144020713c8327a88da526d2a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:24.641836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090015/publication.txtobserved 90e1420ab028900c292ceb6effbce024...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. |
|---|