OT-2026-000054195
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000054195) never changes.
Identity and time
| Publication number | OT-2026-000054195 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-7633-8785-fa2b0a3ed823 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054195 |
| Status | PUBLIC |
Content hashes
| Canonical text | dfdebf5416b2ef3dfb45441f7043d58f0c601969e9c10edfc88475f7eef24045 |
|---|---|
| Markdown | 043c7f7bd945e103d04b9a94d49175d14ec9de351a5b9ad2133c5276c00c3822 |
| Publication page | 424d065c340e616778d57577b7df4b2fd6cf85a9cfe72424d2e0b51fa9986af8 |
| Manifest | 5f95205beb2718bfd9d586d29690a2a807598376728ba43c676bfc195f0ad20d |
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 | 6bxfYw8LTfVU5WsThZsRIeMSLheFvZzeu3p+eGLWtj7CzRBSUkvQAHWj1XgSimmwKPvxkLg8LYqybWvwUorhCg== |
| 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
| 2026-09-17T10:56:27.591976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054195observed 424d065c340e616778d57577b7df4b2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:27.575764Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054195/manifest.jsonobserved 5f95205beb2718bfd9d586d29690a2a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:27.557870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054195/publication.mdobserved 043c7f7bd945e103d04b9a94d49175d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:27.539339Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054195/publication.txtobserved dfdebf5416b2ef3dfb45441f7043d58f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:40.021384Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054195observed ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:39.994718Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054195/manifest.jsonobserved ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:39.980121Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054195/publication.mdobserved ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:39.963688Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054195/publication.txtobserved ...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. |
|---|