OT-2026-000030541
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000030541) never changes.
Identity and time
| Publication number | OT-2026-000030541 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e504-7cf3-87cd-bdde2e334b46 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030541 |
| Status | PUBLIC |
Content hashes
| Canonical text | b7639766e52183f50a07613c970e33491534a5d17ccd41df97cc9537b3ed80d7 |
|---|---|
| Markdown | cc43bbaa51aebb38afb22f659e8b7fc38d4126572492690934e205b35ef871fb |
| Publication page | ce1867aaa76ba0f2fd473d6a2b458d07f99083676b588e73266facea8e5d4cc4 |
| Manifest | 9438864d94f69b8156d448ffe2f36c3daced48e9cd7b80e60ad5c2e11359f6f8 |
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 | cL8JQorm8FvcknE4GAnva1wAvF5o6bPA4Q+sbK9A5JI97IXE6xnaomKETSdfF06JtkkONtPMlRInSNBvoKCNDA== |
| 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
| 2026-09-17T11:38:24.473245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030541observed ce1867aaa76ba0f2fd473d6a2b458d07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:24.457927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030541/manifest.jsonobserved 9438864d94f69b8156d448ffe2f36c3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:24.440838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030541/publication.mdobserved cc43bbaa51aebb38afb22f659e8b7fc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:24.422653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030541/publication.txtobserved b7639766e52183f50a07613c970e3349...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. |
|---|