OT-2026-000031247
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, single 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-2026-000031247) never changes.
Identity and time
| Publication number | OT-2026-000031247 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7968-9b12-b5e1fe09b5f7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031247 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3656a6c206210089f4a0d2c8de5bbc3507377915b26f33f05ee246b97684c428 |
|---|---|
| Markdown | e5fb087849aa404a79ae48e23a63d2799c48d118fdc187ee52e08893441448a1 |
| Publication page | c899e2a56ff260df1ccbe429388abae4cdf95fd412464028b2780335df3e5421 |
| Manifest | c41d3746469491a592d624c6a64bd342e79c4ea78d2d121f16f191d74fa91eaf |
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 | BvW2ZSWGhQunaMpytCFCgk6kG5sO63FXa68LV1tzQqO1LD3vIF180Ic5Ks8st9Z7DWWGwKi23s8QIjdLub/xAw== |
| 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
| 2026-09-17T11:35:49.261667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031247observed c899e2a56ff260df1ccbe429388abae4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:49.242843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031247/manifest.jsonobserved c41d3746469491a592d624c6a64bd342...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:49.224237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031247/publication.mdobserved e5fb087849aa404a79ae48e23a63d279...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:49.207838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031247/publication.txtobserved 3656a6c206210089f4a0d2c8de5bbc35...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. |
|---|