OT-2026-000013452
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, 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-2026-000013452) never changes.
Identity and time
| Publication number | OT-2026-000013452 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fca-71fc-9d82-0d3c0741577e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013452 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6e1dd754e6d5f61fdf3d18b0c6a5e4be3ca61147f126d674abb320ffe4b1a218 |
|---|---|
| Markdown | 5e511db545ebcb347c71f85795cf11dae898033e871f63f56fd047facbd943ec |
| Publication page | a637eedd4636d59aeccbbeb79bd11162190f86b8a83c8e55f68dce3594d046a6 |
| Manifest | e81ea5ce760cc35176d6927bb782547dfdacb1c5ef8f81b38dcac94880416873 |
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 | sM4drINx5Z+3QpDqL6eNSZVu94oFQdWxIZdB7RV82WtPdjCSoygHAkMOboMlMOeFfdswyjZr4yqQAZ2/zESoDw== |
| 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
| 2026-09-17T12:09:56.682602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013452observed a637eedd4636d59aeccbbeb79bd11162...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:56.664620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013452/manifest.jsonobserved e81ea5ce760cc35176d6927bb782547d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:56.645304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013452/publication.mdobserved 5e511db545ebcb347c71f85795cf11da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:56.626530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013452/publication.txtobserved 6e1dd754e6d5f61fdf3d18b0c6a5e4be...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. |
|---|