OT-2026-000020084
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000020084) never changes.
Identity and time
| Publication number | OT-2026-000020084 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb8-77f0-98ba-e7e58980bf0c · 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-2026-000020084 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c142712f7bd4fb685bbf01d3d7b35276ff778a447b090ee73fef32f8183160c |
|---|---|
| Markdown | 1f762eb979451b9fdd7f3aa7c28b6c5b9c06377d8d6ff8dc26ee68ca82a5eacb |
| Publication page | 3f501f3335ce73e9e0adbbce91fbff2a5f509864cba1ec95efc34702392f56b4 |
| Manifest | 463c2ee50345ae3f45824e4c39e915cc20f3434e972fc8363dcba8af78839743 |
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 | B3j6dCwZvxd87LHiNHeWit0lG/pAWl8Di5Phk1v750eEXh4TR2kyCL5ncHpeE2A5PG5DLkSNfCv1lemYKK6WBg== |
| 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
| 2026-09-17T11:58:19.527906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020084observed 3f501f3335ce73e9e0adbbce91fbff2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:19.505810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020084/manifest.jsonobserved 463c2ee50345ae3f45824e4c39e915cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:19.488097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020084/publication.mdobserved 1f762eb979451b9fdd7f3aa7c28b6c5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:19.467971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020084/publication.txtobserved 0c142712f7bd4fb685bbf01d3d7b3527...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. |
|---|