OT-2026-000090532
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two stage ejector, 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-2026-000090532) never changes.
Identity and time
| Publication number | OT-2026-000090532 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7166-9d2b-e1e42797508e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090532 |
| Status | PUBLIC |
Content hashes
| Canonical text | 20e60eec145e3802004091a8945e61664c9896781f498e2b9aebf1121e4d45d3 |
|---|---|
| Markdown | f1784bb3ee7b88a7beb4ceebaf3ceb0535c3a9e76473107cafdba16fd95ab9d6 |
| Publication page | 13d833b472bb2fcb510d10bba5b9ee85b72727519918c8c306e9cbbfb5f53091 |
| Manifest | 157a26aabba06ab7ff3915b05f5982abfa71f78e21fef050329bdc77f1696b69 |
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 | Y1LNlbLylB4Z2Co1HmPqE96x7SDM6DOMkUHGGy4hFz/bRPSSN6q79CZ1ZoHReC2i48dKfMkDAgXxHcQoVQDNDg== |
| 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
| 2026-09-17T09:44:42.193045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090532observed 13d833b472bb2fcb510d10bba5b9ee85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:42.173616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090532/manifest.jsonobserved 157a26aabba06ab7ff3915b05f5982ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:42.129953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090532/publication.mdobserved f1784bb3ee7b88a7beb4ceebaf3ceb05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:42.088609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090532/publication.txtobserved 20e60eec145e3802004091a8945e6166...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. |
|---|