OT-2026-000056810
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000056810) never changes.
Identity and time
| Publication number | OT-2026-000056810 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af7-7591-a4e0-fd3655d94de5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056810 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0e218db6c07919054f7ed7475397a832e46daf4a700506f5c3df1113bd79ea9 |
|---|---|
| Markdown | da9306a070fe15b01bb3e4cecc4e74c21ebe3a030fed8284abcf970a6b9e9454 |
| Publication page | 89790ef8c5918e8fc7dca658015c73f7d7cdedc8df7936a6a549666b09079fb1 |
| Manifest | 04084674ed3d93a1397c3daa769acda8b0443b1d6031b72b9a9d8d7474e00c19 |
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 | US81yv+wQC2bVCYtilcVFgRVCdHOCSd81lRD+MCeXNYGxC91s1OIYpJSP/eV79ehIxxfjp/AHLwC5jED/i+FCQ== |
| 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
| 2026-10-28T08:41:20.454154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056810observed 89790ef8c5918e8fc7dca658015c73f7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-28T08:41:20.379256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056810/manifest.jsonobserved 04084674ed3d93a1397c3daa769acda8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T08:41:20.291609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056810/publication.mdobserved da9306a070fe15b01bb3e4cecc4e74c2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T08:41:20.111284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056810/publication.txtobserved b0e218db6c07919054f7ed7475397a83...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:07.507846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056810observed 89790ef8c5918e8fc7dca658015c73f7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:07.449978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056810/manifest.jsonobserved 04084674ed3d93a1397c3daa769acda8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:07.391962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056810/publication.mdobserved da9306a070fe15b01bb3e4cecc4e74c2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:07.324865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056810/publication.txtobserved b0e218db6c07919054f7ed7475397a83...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|