OT-2026-000090652
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, single 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-2026-000090652) never changes.
Identity and time
| Publication number | OT-2026-000090652 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f30-7067-afc3-82fd731f7e59 · 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-2026-000090652 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d78b5b5e546dac84196ef56028c5ca0648d36b5125903fa984aa7a3334abb9c |
|---|---|
| Markdown | 6962329ffc4f1cd9d826f40fbfc7c1d42fd262f6d51bbe30844a5b478018c885 |
| Publication page | f70765773e2eb5fe0cde0278b8bbce6ffc59633b5955111eea2bc9616d3ae61d |
| Manifest | bd328c11b10201e5ab273e6af1ef589006c8f75ed6c9950e9ae5701064296974 |
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 | 4U4q0ku9boe2r0rfLHb+OGSA1jYni4hR5BazkDbCEzvC3mjQhxbLorV4/k0GGhi4PyhAaXOrfxliPIUsLzuNDg== |
| 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
| 2026-09-17T09:44:50.480064Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090652observed f70765773e2eb5fe0cde0278b8bbce6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:50.463137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090652/manifest.jsonobserved bd328c11b10201e5ab273e6af1ef5890...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:50.446766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090652/publication.mdobserved 6962329ffc4f1cd9d826f40fbfc7c1d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:50.429947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090652/publication.txtobserved 9d78b5b5e546dac84196ef56028c5ca0...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. |
|---|