OT-2026-000051878
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, 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-2026-000051878) never changes.
Identity and time
| Publication number | OT-2026-000051878 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c84-7bd2-8111-d7e00889ad7a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051878 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1edb9bf681b7d35e07fb984a0d996bc9aa83bd8ace88ca5c7ba1dca6ecb15699 |
|---|---|
| Markdown | 2b0814cee8ffdcef58943c3f0390afaf1e7a5eacf6c879b17e2a4ff3eb84ee7f |
| Publication page | 858bc2f8bf8f8ec0d55b1a63428e3a9ca77fa719c0934fec5d118f0875980723 |
| Manifest | 9aaf36412d3dda4020702006053711de1797d711734bd4c2d2b2606d60836dd8 |
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 | TTB1QG7jJ8Sem0ZimuZ7XaLN48yK7erRHPzVv1nhoEijB/7Y5VdyLUbmZY8j3/G5+QoCJQwuLuRfKIRZ8xZjAA== |
| 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
| 2026-09-17T10:58:48.995546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051878observed 858bc2f8bf8f8ec0d55b1a63428e3a9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:48.977875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051878/manifest.jsonobserved 9aaf36412d3dda4020702006053711de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:48.959758Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051878/publication.mdobserved 2b0814cee8ffdcef58943c3f0390afaf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:48.939681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051878/publication.txtobserved 1edb9bf681b7d35e07fb984a0d996bc9...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. |
|---|