OT-2026-000007732
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, pump fed, pulsed blow-off before set-down
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-2026-000007732) never changes.
Identity and time
| Publication number | OT-2026-000007732 · never reused |
|---|---|
| Internal UUID | 01a0ae62-843f-71c2-8a44-f189e611adde · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:27.126957Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007732 |
| Status | PUBLIC |
Content hashes
| Canonical text | 432db2910893e1da13e082546a2f9da73a1e39604893869f56baabf9800d452c |
|---|---|
| Markdown | 45bce6616061905545382732084a6d9a7f6e6b4a68e72a69345f5886becaf23a |
| Publication page | e17d18dd2175f72fa4f05e3c6800a0594c228ce007ebe116ba3d5a08c46e84ec |
| Manifest | 3c2cb79bd92004dfbe37f02340e924f61148e2f897a496a449a2613162a88d91 |
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 | YOFc+aytSMAYB0N73bo3HtD62Q+vp/aBhmrlJHbxN5GRn+XCrlruMys6xT0qtMi8/jF+WWffe4nkvA3Pg5w3Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-10-10T12:41:56.909255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007732observed e17d18dd2175f72fa4f05e3c6800a059...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-10T12:41:56.824336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007732/manifest.jsonobserved 3c2cb79bd92004dfbe37f02340e924f6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T12:41:56.712013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007732/publication.mdobserved 45bce6616061905545382732084a6d9a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T12:41:56.608953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007732/publication.txtobserved 432db2910893e1da13e082546a2f9da7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T04:41:34.551219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007732observed e17d18dd2175f72fa4f05e3c6800a059...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T04:41:34.494267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007732/manifest.jsonobserved 3c2cb79bd92004dfbe37f02340e924f6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T04:41:34.436618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007732/publication.mdobserved 45bce6616061905545382732084a6d9a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T04:41:34.327280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007732/publication.txtobserved 432db2910893e1da13e082546a2f9da7...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 |
|---|