OT-2026-000038021
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000038021) never changes.
Identity and time
| Publication number | OT-2026-000038021 · never reused |
|---|---|
| Internal UUID | 01a0ae77-f88b-7c7f-8af5-4eac85a2e5b3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:53.146436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e0c4f1b976c7585cfbf3e07ad3de2ebc267363e4054105209f6ba8cc8a879d1 |
|---|---|
| Markdown | 497ea6b24621c328408801dee951c157c3e5187cd12f71760f599b5f83c7c9ac |
| Publication page | 4aa3a9d55545f6fe0f6d710dc6785472ab7ac79b69c6d48d5d19610e7cec6b6e |
| Manifest | e48381a7d02ce322d3e9c66c53f0a2f7768c0d48caf1c8195d4ff8a914647966 |
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 | NhSj7tdhKuGoC+DO/OTbS2Qa43j/EdM/9hpvKzMlMgYldoNm9uZwmUNBPJZp3J33MI9p+pJDtN4Tkj6dpPz2DA== |
| 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
| 2026-09-17T08:43:24.993553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038021observed 4aa3a9d55545f6fe0f6d710dc6785472...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:43:24.491831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038021/manifest.jsonobserved e48381a7d02ce322d3e9c66c53f0a2f7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:43:23.985527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038021/publication.mdobserved 497ea6b24621c328408801dee951c157...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:43:23.541188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038021/publication.txtobserved 7e0c4f1b976c7585cfbf3e07ad3de2eb...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
| Custody package | Pending Custody packages are produced weekly. |
|---|