OT-2026-000019221
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000019221) never changes.
Identity and time
| Publication number | OT-2026-000019221 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-77af-bf67-ee104bdfef6e · 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-2026-000019221 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0c3b6d17a5b635f7894e040ee2e3e19fdc3339c2e93115ccb91122d3ba754eb |
|---|---|
| Markdown | d7eb626eb7e0a63d39247bc1550330de77dca27013fd5454cd0acbafda30303e |
| Publication page | e1d949ce3ac7f83a43d2692a99586e75b6fb9d36082d37f810ea186c9c48352f |
| Manifest | 40ad33f2deebce64505e3330213022c854a7606e4fa2dc8da669bad12ce6a52a |
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 | GSbxEPq6lhxces4K/mLekskzAmiXLCGBFtu33GT6Wx9eqJ/fOd26zK2z+IOQnCMCwxXegDcYsswq3DVVo3jhDA== |
| 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
| 2026-09-17T11:58:32.745175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019221observed e1d949ce3ac7f83a43d2692a99586e75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:32.727048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019221/manifest.jsonobserved 40ad33f2deebce64505e3330213022c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:32.708364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019221/publication.mdobserved d7eb626eb7e0a63d39247bc1550330de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:32.688498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019221/publication.txtobserved f0c3b6d17a5b635f7894e040ee2e3e19...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. |
|---|