OT-2026-000019165
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold 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-2026-000019165) never changes.
Identity and time
| Publication number | OT-2026-000019165 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-754d-b302-a973e573444c · 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-2026-000019165 |
| Status | PUBLIC |
Content hashes
| Canonical text | f893d4a4c27d718cdd03e648d5f5e7c4bb0cf3c2d842e766c3c83a256a7d3e9d |
|---|---|
| Markdown | 2074e7a609b65c7f3f1cc7ac31fb0907249bcb2a7fc309c6d307aa43562fd7c5 |
| Publication page | b7f4d627e32fb193f70880297995c98593cb0007aedd432d231c534f669d3268 |
| Manifest | a2e1dbed270617c9a933d07c26f8b42890c79e5f38f82a8845d62deab6e684a5 |
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 | sPX1Eu590vfxXb+JC/ghEBrblt63V4ksnP6NwcOs/62E+XjVosEXVECRcflWL6yYQkeowcpbXXww7LG8LprlAw== |
| 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
| 2026-09-17T11:58:28.581611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019165observed b7f4d627e32fb193f70880297995c985...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:28.565684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019165/manifest.jsonobserved a2e1dbed270617c9a933d07c26f8b428...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:28.547301Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019165/publication.mdobserved 2074e7a609b65c7f3f1cc7ac31fb0907...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:28.530147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019165/publication.txtobserved f893d4a4c27d718cdd03e648d5f5e7c4...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. |
|---|