OT-2026-000021650
Publication integrity record
Foam pad vacuum gripper, three stage ejector, sustained 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-2026-000021650) never changes.
Identity and time
| Publication number | OT-2026-000021650 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-70a0-bae9-d30e12303197 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021650 |
| Status | PUBLIC |
Content hashes
| Canonical text | ae560744840a02844cbb61f4630388332da32f667f6092d4e2dfc30012ec0448 |
|---|---|
| Markdown | e1ec6afd96313f9d260bacfc531080a442174cdd461645c5b81e4f6650e7c124 |
| Publication page | e0099a055442fcac7430b66d18c5284cc1bd9e8f3c2b11a612ccef4b8720749c |
| Manifest | e1e434b05bfdd79199bee2234c7ad171c6435cef01ca2308f598a07cad0c1d10 |
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 | slfgN4WFoClgP5xuJcgJXmWyVad6ZoXZA2WiaerkY1BQ4VSV93BLEKS85FbfDdqiplQe297Ox03ZSVtkRqomDA== |
| 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
| 2026-09-17T11:54:11.191561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021650observed e0099a055442fcac7430b66d18c5284c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:11.176138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021650/manifest.jsonobserved e1e434b05bfdd79199bee2234c7ad171...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:11.160544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021650/publication.mdobserved e1ec6afd96313f9d260bacfc531080a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:11.143618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021650/publication.txtobserved ae560744840a02844cbb61f463038833...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. |
|---|