OT-2026-000090843
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000090843) never changes.
Identity and time
| Publication number | OT-2026-000090843 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-71d7-ada5-cdfc737da9af · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090843 |
| Status | PUBLIC |
Content hashes
| Canonical text | 261f3f83d402567b7e7ecfdb97822d2639ad50f4718ff81f762253597e4e9651 |
|---|---|
| Markdown | 7bd9d7cd31be3efd9a4c83b622146bc78787d23e772fb858041f4b29fddaabac |
| Publication page | 6444d90257f9380830a317bbcf1a982b7e411576ff992c35d29f84fc5548d82a |
| Manifest | 81ea86e5cf424f47d69db480e3718a975e0ccfd809ab165ae40e619382e7feb7 |
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 | gufX++rzo8cO6l8rtmFtIw+xtSFWR0h3z3hzGSGV4bgIfnnpOdk2xd8M5lsYKHWJ/LqJaTipd/lcvmanPmaJBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:01.734551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090843observed 6444d90257f9380830a317bbcf1a982b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:01.715771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090843/manifest.jsonobserved 81ea86e5cf424f47d69db480e3718a97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:01.697553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090843/publication.mdobserved 7bd9d7cd31be3efd9a4c83b622146bc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:01.677682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090843/publication.txtobserved 261f3f83d402567b7e7ecfdb97822d26...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. |
|---|