OT-2026-000091590
Publication integrity record
Two cup vacuum gripper, two zone face, four outlet manifold, 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-2026-000091590) never changes.
Identity and time
| Publication number | OT-2026-000091590 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16e-75e7-926c-a2b327e202c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091590 |
| Status | PUBLIC |
Content hashes
| Canonical text | c505514af871bb1ee9e6e5ed8ec71a96b89f7aee428bb0b4bd2518c6c1b65fbd |
|---|---|
| Markdown | 304c9eabfacbf8301daabe12461a76a04e6deaa74e6b66c524648a68a0b3884f |
| Publication page | c65b78ac7f8886ac500cb2301bc4e8144ff6b19359717b885a188bea388e4a57 |
| Manifest | 2767478917d6153bd1a8c0a32927b448a8c57b84b96811485583e89cf0faef38 |
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 | gTOzJqMKk4gQE0sPfFS7pKLDHNLKqDumEconEPkkczVsQxyeGwAgtXZPq8lgWWD/RsBe7mlCGg2FMMgceiotAg== |
| 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
| 2026-09-17T09:43:51.868205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091590observed c65b78ac7f8886ac500cb2301bc4e814...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:51.850152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091590/manifest.jsonobserved 2767478917d6153bd1a8c0a32927b448...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:51.834520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091590/publication.mdobserved 304c9eabfacbf8301daabe12461a76a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:51.817005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091590/publication.txtobserved c505514af871bb1ee9e6e5ed8ec71a96...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. |
|---|