OT-2026-000075891
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, 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-2026-000075891) never changes.
Identity and time
| Publication number | OT-2026-000075891 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29ff-7346-b65a-35bdb7b3c214 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075891 |
| Status | PUBLIC |
Content hashes
| Canonical text | e1caff32a87d89002a704c834129a15d152e1c674b945aa3647762033aaa8e87 |
|---|---|
| Markdown | 5c9023d343e8110517f531a36280fc91f8c3e69ecbb2108d3c58bc49c8094d5f |
| Publication page | e031b6079572ae6af0db5799362b6d80a28b247e032ec0d6c9aab92fdcb085fc |
| Manifest | 1b8ba026ef76b004fccea677451fb316b9bde8844db7e229351b52a44ef58a25 |
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 | mG24ZtJJ7xTMUXIhae4C67Eys/YIESybmb+9Xx1oh40PioQhl9Eserjz7E76obT86a1FF8y04M7B0QRnnriKCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:14:40.793796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075891observed e031b6079572ae6af0db5799362b6d80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:40.772877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075891/manifest.jsonobserved 1b8ba026ef76b004fccea677451fb316...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:40.754337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075891/publication.mdobserved 5c9023d343e8110517f531a36280fc91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:40.736833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075891/publication.txtobserved e1caff32a87d89002a704c834129a15d...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. |
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