OT-2026-000090777
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, 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-2026-000090777) never changes.
Identity and time
| Publication number | OT-2026-000090777 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-7b05-828c-cfe8f07bf3bb · 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-2026-000090777 |
| Status | PUBLIC |
Content hashes
| Canonical text | 976152e1c73a32a9a964f341e5704a4fe70e0e879b3de46ad2aa5ffb48d1fb29 |
|---|---|
| Markdown | 1ba73a87c442f57e45ddb1186f8eb14a78a7b9f774f2836cfef8f07275708eaf |
| Publication page | 6ee568e76d3f15d4c6a227dd5dd19d66063d18eb84b9a776a808cbdc5b414ade |
| Manifest | 13ec2ef7d0939048a4df13ef1b1618f38065368ed140c416cd2df7c918f6e3bc |
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 | xbM20jwLmlWxHxKojWKA+eihe+0d8R0PSMNHPsBiuHL+SKF8KIcVdaaZMmo8gfKl2OxadtFh6D0ilSEm8TfwBA== |
| 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
| 2026-09-17T09:44:58.750730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090777observed 6ee568e76d3f15d4c6a227dd5dd19d66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:58.733932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090777/manifest.jsonobserved 13ec2ef7d0939048a4df13ef1b1618f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:58.715889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090777/publication.mdobserved 1ba73a87c442f57e45ddb1186f8eb14a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:58.698024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090777/publication.txtobserved 976152e1c73a32a9a964f341e5704a4f...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. |
|---|