OT-2026-000043528
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000043528) never changes.
Identity and time
| Publication number | OT-2026-000043528 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92cf-7349-a257-e3f557c5ce8c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043528 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9c335bcc5f8ebe8c2347392d093044dfaa1e28561402633cb71809071f48649 |
|---|---|
| Markdown | bc1c4d39791654e841a881a62ca2f3fade7d41ed4f59798cc8a267f57b46eac8 |
| Publication page | 4fd0c507f54243f6e7432255854bcd4b8f7b851f70add43c14cbae167380323e |
| Manifest | 29ec47157a4ae7db8d752c4717dddc720df014cef8b2b50566a0e52b425acd99 |
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 | 0fGt/h44Uf1UJeT8HdFNmqmTchGp90zk1pzojqJChhI+6ReMPBMeVRrkZ5bwf0Ilum+mNeEOiEIeMmTtKlfoDQ== |
| 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
| 2026-09-17T11:12:54.327180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043528observed 4fd0c507f54243f6e7432255854bcd4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:54.307811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043528/manifest.jsonobserved 29ec47157a4ae7db8d752c4717dddc72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:54.288373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043528/publication.mdobserved bc1c4d39791654e841a881a62ca2f3fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:54.267446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043528/publication.txtobserved e9c335bcc5f8ebe8c2347392d093044d...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. |
|---|