OT-2026-000019438
Publication integrity record
Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000019438) never changes.
Identity and time
| Publication number | OT-2026-000019438 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-787e-a210-95a9e7a3e6f9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019438 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9987868d184a6065134e4f1eddc4f49f85e76b6ecd7715700d492333f32311e3 |
|---|---|
| Markdown | 25e79c46cfa29e1b82060542d2485232f0b5879dba3fc2dae88a685759c117e1 |
| Publication page | 2cacaf917211cf7b76e92a722f50f0b5b990c7ef0dc80d8952943cf75c9b79ee |
| Manifest | 7e992d92cae7d6cf97b9a0c1d11674d6936e693b8405862059d128d01620d067 |
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 | 9+0nAm5hiCMSwQh3+DSYAkGmNUgb/Z4IJOVbMRKBLd5dxvVBIw6aja7/5UfKWClJ1lSYI4EfMJXzM+npKgZjCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:58:50.082412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019438observed 2cacaf917211cf7b76e92a722f50f0b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:50.063622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019438/manifest.jsonobserved 7e992d92cae7d6cf97b9a0c1d11674d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:50.045159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019438/publication.mdobserved 25e79c46cfa29e1b82060542d2485232...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:50.026144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019438/publication.txtobserved 9987868d184a6065134e4f1eddc4f49f...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. |
|---|