OT-2026-000031986
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000031986) never changes.
Identity and time
| Publication number | OT-2026-000031986 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-721c-b6fc-38ce7542c0cc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031986 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3d638639b3ea0f46b891ae0db3ff2ec6f2a854f21f5e94243b0a0608c06e7d9e |
|---|---|
| Markdown | b550ed7dfe97bf259ced5f0fccdd0aa737911db0d1c3895fef11a8365d15fa56 |
| Publication page | 4c2dfd5b881ae224fe85df9ab220b50e598dce6f9e144b153421a819dceffff4 |
| Manifest | d79b69162a8946ad0b5d940315a36f45098a8356f19645029f608e0b16c7f2fc |
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 | CAyTki+SD7/vQ5nHtAOzA/swTlEpOoUJVQzeuDmuYhbSDf2naOfjRpMllWBnc43dZbYaauI+Kyv708NUxhoOCw== |
| 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
| 2026-09-17T11:35:22.899159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031986observed 4c2dfd5b881ae224fe85df9ab220b50e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:22.879212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031986/manifest.jsonobserved d79b69162a8946ad0b5d940315a36f45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:22.859689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031986/publication.mdobserved b550ed7dfe97bf259ced5f0fccdd0aa7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:22.839171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031986/publication.txtobserved 3d638639b3ea0f46b891ae0db3ff2ec6...fetched by instance-3.rotem.ai from 34.69.0.72, 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. |
|---|