OT-2026-000031885
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000031885) never changes.
Identity and time
| Publication number | OT-2026-000031885 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-725f-b052-71d3de24dae4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031885 |
| Status | PUBLIC |
Content hashes
| Canonical text | 744dd273e65199444b6d098355f87f87b92d32e870ccd59db048c643814d57cd |
|---|---|
| Markdown | f8dc7e85635e6cadc416f37d5fc01927ea381dcd6f7ed1859ac22d254958bd8d |
| Publication page | 500aa0feae2c953aa8ed7b835e1d5332061097f97d64884c7bef3b970d9c0645 |
| Manifest | 7d955c898cb341bf25249422a4f78999171ec13627f1c62a88052dae2364f4d3 |
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 | c1WLaLCxvA4g1Y7h56TRwVLrpIM2M1ZZvBPuMI8Sd3HCsGTFO68XiwDW3CGCgcdpD4rd1t3Bb/bomnLu+pATDA== |
| 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
| 2026-09-17T11:35:09.019027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031885observed 500aa0feae2c953aa8ed7b835e1d5332...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:09.001674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031885/manifest.jsonobserved 7d955c898cb341bf25249422a4f78999...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:08.984111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031885/publication.mdobserved f8dc7e85635e6cadc416f37d5fc01927...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:08.964520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031885/publication.txtobserved 744dd273e65199444b6d098355f87f87...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. |
|---|