OT-2026-000030833
Publication integrity record
Single cup vacuum gripper, two stage ejector, pulsed blow-off after 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-2026-000030833) never changes.
Identity and time
| Publication number | OT-2026-000030833 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-7fcc-81f3-c6776843b10e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030833 |
| Status | PUBLIC |
Content hashes
| Canonical text | b51d8b547581c9e059a0e1b40feb9e89fb2199bebaacaf6d0461098bef94fbce |
|---|---|
| Markdown | 359b4496de34eb8c1057e6312088e70e2f7d497adc1053f765e45cb46673f01e |
| Publication page | 82c849301cd36b4294fe6e226c4f8416b09ef96b5247413b88d8010c2bc90afb |
| Manifest | 81918047dcdde5513d7d6243b119392888975555e7c5468494dc0a8bf6e9d971 |
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 | AAHDI0Lvsgi/4vk/36Lg61VwVR1s9JRrbNi+zFBOa1pv5xh5/UOam92blMntVbHY0D5UAFY4AhgLmDbTsf0EDw== |
| 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
| 2026-09-17T11:36:48.388894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030833observed 82c849301cd36b4294fe6e226c4f8416...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:48.370747Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030833/manifest.jsonobserved 81918047dcdde5513d7d6243b1193928...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:48.352848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030833/publication.mdobserved 359b4496de34eb8c1057e6312088e70e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:48.335626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030833/publication.txtobserved b51d8b547581c9e059a0e1b40feb9e89...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. |
|---|