OT-2026-000038290
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038290) never changes.
Identity and time
| Publication number | OT-2026-000038290 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d51-789f-a374-af28e311265a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038290 |
| Status | PUBLIC |
Content hashes
| Canonical text | 30245c7b282f295a0bbc10813be230e7647db5dee26a15dd2b6d3ffb7ed840a6 |
|---|---|
| Markdown | fa5dd49cd0220e6330b12de6cfa9d3ee5b3a2b85bb0f7fc550120f66a1ae9391 |
| Publication page | 58a2a561a2508f8cbc74ac230d231c61fb5dff9cc01dec4e3d3724cd95a78de1 |
| Manifest | 0d34d5c4ef5ad3654f236f1319d9317ba009d01c81825364c0d3445b5dde330b |
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 | mS3J2nni16SZuqUPyCagsFtfS2yUAIX3cAzVOXHSKOMXkf8MCYUPiCSPW4ZVSCG9+OLXjTnwtpFByNXkEx7/Ag== |
| 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
| 2026-09-17T08:41:11.491693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038290observed 58a2a561a2508f8cbc74ac230d231c61...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:41:11.242359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038290/manifest.jsonobserved 0d34d5c4ef5ad3654f236f1319d9317b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:41:10.996765Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038290/publication.mdobserved fa5dd49cd0220e6330b12de6cfa9d3ee...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:41:10.087117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038290/publication.txtobserved 30245c7b282f295a0bbc10813be230e7...fetched by grabo-systems from 34.44.131.203, 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. |
|---|