OT-2026-000019961
Publication integrity record
Six cup vacuum gripper, six outlet manifold, three 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-2026-000019961) never changes.
Identity and time
| Publication number | OT-2026-000019961 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-79fa-9301-d1ba2f435763 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019961 |
| Status | PUBLIC |
Content hashes
| Canonical text | 63091ac7b22eb2f43b612bb39206b4252ebaf74abdfd8da5664fd3a75402de5a |
|---|---|
| Markdown | 01996a8adb523ad4707ed433280e4be6d63e32219e01a9b65775eb87c2bf04fd |
| Publication page | ec4afaffc13279024a13dc583a42c20add5d5efd705ed7850712839dce79809e |
| Manifest | ec4a8d8212f9c3e8652904f5b3eb5acf1410c7fec1490ca5308ae2e00713eb92 |
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 | x46eF0GTUYi0Adl1ThBrdRWs3qwXr899rLw9rXxo+UT/D+/HcUQ3NOIr7gL9a+flAsOsHkS7bWks9R+8mGvYAQ== |
| 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
| 2026-10-24T08:41:38.759115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019961observed ec4afaffc13279024a13dc583a42c20a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-24T08:41:38.705143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019961/manifest.jsonobserved ec4a8d8212f9c3e8652904f5b3eb5acf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T08:41:38.648317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019961/publication.mdobserved 01996a8adb523ad4707ed433280e4be6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T08:41:38.430096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019961/publication.txtobserved 63091ac7b22eb2f43b612bb39206b425...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:41:53.054012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019961observed ec4afaffc13279024a13dc583a42c20a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:41:52.990182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019961/manifest.jsonobserved ec4a8d8212f9c3e8652904f5b3eb5acf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:41:52.907477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019961/publication.mdobserved 01996a8adb523ad4707ed433280e4be6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:41:52.815205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019961/publication.txtobserved 63091ac7b22eb2f43b612bb39206b425...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 |
|---|