OT-2026-000038753
Publication integrity record
Three cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000038753) never changes.
Identity and time
| Publication number | OT-2026-000038753 · never reused |
|---|---|
| Internal UUID | 01a0ae78-769e-757c-9a85-60e9022ed65b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:25.422407Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038753 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6d02f72c20c328f2b35f13827201f64680a52425bfd477d765118d52b14db62b |
|---|---|
| Markdown | e7ba1c00b4a6e75909bfb70597a6ccad895915e0e58d3e1ecb36c597181e8385 |
| Publication page | 496611353a314cbf7b5a99feece84cedba7f3b8e10a8cd36ae997bb0767d55f5 |
| Manifest | 789b670fdaa9a2767070f83b6c4ffbda33db66f499fc24603fb77e12a223ea2f |
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 | OSvpYC0Sk4iXL9u4fTt6gZPi1hHV2+HlrsbwXzpMod4aMEdnrVp67I4LkCuTLYlwCsZedc/ZWuNWY1+JRsBrDg== |
| 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
| 2026-11-04T00:41:34.006740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038753observed 496611353a314cbf7b5a99feece84ced...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-04T00:41:33.939381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038753/manifest.jsonobserved 789b670fdaa9a2767070f83b6c4ffbda...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T00:41:33.869639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038753/publication.mdobserved e7ba1c00b4a6e75909bfb70597a6ccad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T00:41:33.739043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038753/publication.txtobserved 6d02f72c20c328f2b35f13827201f646...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T08:42:03.659473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038753observed 496611353a314cbf7b5a99feece84ced...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T08:42:03.552216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038753/manifest.jsonobserved 789b670fdaa9a2767070f83b6c4ffbda...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T08:42:03.440485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038753/publication.mdobserved e7ba1c00b4a6e75909bfb70597a6ccad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T08:42:03.268015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038753/publication.txtobserved 6d02f72c20c328f2b35f13827201f646...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 |
|---|