OT-2026-000041252
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000041252) never changes.
Identity and time
| Publication number | OT-2026-000041252 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b143-7a4f-a879-71af09b20729 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041252 |
| Status | PUBLIC |
Content hashes
| Canonical text | e28407850b0d91c63035f6ce521390a385418beac405fdcc396ce4dcfda592cc |
|---|---|
| Markdown | f67d783701836e027c6051dab8a172536be3ef028f5461670be111d37561d1e4 |
| Publication page | 8131a16abdb82cb6a78d2f845e06abd716dca9c1f82339537527d10dcf3b01bd |
| Manifest | 5b5b831f8b7cbe99f877166579011aae33c911cca3e6a942e3c280cde09ea84d |
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 | ujQyzYFE0Ns6kF60prasKj+Rk5BY5koJTIec5teRp8UWZoXvPoTDShZwsRph6Ktpvg9g8ek+X6Dt+m37xuGEDA== |
| 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
| 2026-09-17T11:17:13.349667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041252observed 8131a16abdb82cb6a78d2f845e06abd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:13.333859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041252/manifest.jsonobserved 5b5b831f8b7cbe99f877166579011aae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:13.316821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041252/publication.mdobserved f67d783701836e027c6051dab8a17253...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:13.298545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041252/publication.txtobserved e28407850b0d91c63035f6ce521390a3...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. |
|---|