OT-2026-000019641
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump fed, supply line 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-2026-000019641) never changes.
Identity and time
| Publication number | OT-2026-000019641 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb3-7e57-9cde-2d11ab8589f4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019641 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9f06da4826d17c5de885980e9a36626d8774fa094ac3f3d00ef5e9961dada95 |
|---|---|
| Markdown | 542ba9809cfe98e2dbfff6947a09e81b7af4118714ede68de703c0971753bc63 |
| Publication page | c25d51f7529a90c224259efab5fd69ce29c60249728b3c06d1ad740a2356ac59 |
| Manifest | c8c5858e5c17c2fda1d5311aef2880adfcab30e0c828f769dad99e3464f1d9eb |
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 | ykeVqnSBQ9jeOZCHLfk96tzgM4HcpOkxBuj3vXS5SCwThyER8bLzYLIpXI+Bo5StLZSCthOreXaPNR8aikfSCQ== |
| 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
| 2026-09-17T11:57:42.174081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019641observed c25d51f7529a90c224259efab5fd69ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:42.157818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019641/manifest.jsonobserved c8c5858e5c17c2fda1d5311aef2880ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:42.140649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019641/publication.mdobserved 542ba9809cfe98e2dbfff6947a09e81b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:42.119895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019641/publication.txtobserved f9f06da4826d17c5de885980e9a36626...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. |
|---|