OT-2026-000011729
Publication integrity record
Single bellows cup vacuum gripper, three 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-2026-000011729) never changes.
Identity and time
| Publication number | OT-2026-000011729 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1940-78c3-a056-32f994531c6b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011729 |
| Status | PUBLIC |
Content hashes
| Canonical text | 668b8f222eb86ea99290cdb702c3c15e906cfbc0680ef2528402d21c121e2cb3 |
|---|---|
| Markdown | 97c3511f4a91685ba5af239d7d44ce7a4920c869ca9eddcc9c4fe9f3ea7adb19 |
| Publication page | 1721de593331ae74328c30033ee95c61109393df9e32a38fd04a751fcd4f2fda |
| Manifest | fc26ad26fed11689091ea04aaa4bb62de73cf18f7b7f34aa31a20f4557acaaee |
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 | X5EdpV8HoWnrAlRCBJqm6it7+vMOHg9kwDnMPNo4Dz0Me1ymoCN7nEYXAbj2u6C4qrHh8v3aKIbW36u3kJszAw== |
| 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
| 2026-09-17T12:12:20.730273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011729observed 1721de593331ae74328c30033ee95c61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:20.711199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011729/manifest.jsonobserved fc26ad26fed11689091ea04aaa4bb62d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:20.695044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011729/publication.mdobserved 97c3511f4a91685ba5af239d7d44ce7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:20.675486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011729/publication.txtobserved 668b8f222eb86ea99290cdb702c3c15e...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. |
|---|