OT-2026-000057029
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000057029) never changes.
Identity and time
| Publication number | OT-2026-000057029 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5b6-7569-a205-6d3ba3468394 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057029 |
| Status | PUBLIC |
Content hashes
| Canonical text | 738cd42fdb6ba9f77b51619598413172cfdac52c2723b45c3d5f4c26104c1448 |
|---|---|
| Markdown | ec41cf07b2310d381a8f153f163e7b8dab7afeefec5a01e922d71c6bc203fbfc |
| Publication page | acb1e4e73778ec359847aaf21bfa7db35ec4be0bea6f4386e1f6b6d56b0aad09 |
| Manifest | fb702a84929426a51fb9085db87d9525aad40c7de60b0cd1a39869b6b1d6bfe8 |
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 | WpqQSVX5A61t+y192hw8ERlA6Ii1QRIMJ4W8lr0jFEpK0A2i9Gp/11pfpPN5iWcydvhNjOF52Xa6CIHzKsfKDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:48:30.592047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057029observed acb1e4e73778ec359847aaf21bfa7db3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:30.574688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057029/manifest.jsonobserved fb702a84929426a51fb9085db87d9525...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:30.556269Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057029/publication.mdobserved ec41cf07b2310d381a8f153f163e7b8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:30.537251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057029/publication.txtobserved 738cd42fdb6ba9f77b51619598413172...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. |
|---|