OT-2026-000020254
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000020254) never changes.
Identity and time
| Publication number | OT-2026-000020254 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-709b-abc2-14113721e1b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020254 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0a019ad87b1a90d5353530ea17bffb6443d04295541d3acdc170bd29ec208d8 |
|---|---|
| Markdown | 5fce7013ca8413944495ab36e3f2008344db36dea3064b1b27fae6fba2498cb4 |
| Publication page | 7490bca37949648848ac383d8d9ffdb5ad91d5eb5c53b164954c6342c5c753dc |
| Manifest | da6ff834e4894a8144e1eb08b34d5fa4a1569bd988be144e9152d98175b836ef |
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 | C/Kx0n75lJzuM/FIs7uyGfIMFuHGzUz0LaSrq+VDBj7hVOlxQQf/IoORplT8K8sFSs6cN5Ei5eoHmVIL9QnLAw== |
| 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
| 2026-09-17T11:56:36.014848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020254observed 7490bca37949648848ac383d8d9ffdb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:35.998596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020254/manifest.jsonobserved da6ff834e4894a8144e1eb08b34d5fa4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:35.980909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020254/publication.mdobserved 5fce7013ca8413944495ab36e3f20083...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:35.963976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020254/publication.txtobserved b0a019ad87b1a90d5353530ea17bffb6...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. |
|---|