OT-2026-000015973
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum 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-2026-000015973) never changes.
Identity and time
| Publication number | OT-2026-000015973 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4d-7ea4-989a-f7d3088d2fce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:02.846253Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015973 |
| Status | PUBLIC |
Content hashes
| Canonical text | 27e77b152d899885ddb2eb8e1aea694e704b9d655b90555b6c0e9ded2066d013 |
|---|---|
| Markdown | f09d4bbbc5882da68c5b100c7443eacbd139c8a9b6390b3242e356fd4de95c43 |
| Publication page | 31cc44764b0ca50ccf78b645a0b7e609b5bd6cf601f83d076c8e980866767409 |
| Manifest | bf8044f878351c1cf74e23ccd516b3ffde9aa80a0fa21c721dc79c4706b0fa18 |
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 | /B3uZHIb1uRBR3YD4hABJrwkBPBP/fsGZ8skUj0nrEyZHsINub08cljywPz62xZ95SHBCy2gBH1Ie+M+GUfOBQ== |
| 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
| 2026-09-17T12:05:28.580188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015973observed 31cc44764b0ca50ccf78b645a0b7e609...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:28.553405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015973/manifest.jsonobserved bf8044f878351c1cf74e23ccd516b3ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:28.525647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015973/publication.mdobserved f09d4bbbc5882da68c5b100c7443eacb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:28.501211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015973/publication.txtobserved 27e77b152d899885ddb2eb8e1aea694e...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. |
|---|