OT-2026-000090630
Publication integrity record
Two bellows cup vacuum gripper, two 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-2026-000090630) never changes.
Identity and time
| Publication number | OT-2026-000090630 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f30-7f0d-ae0c-55467820099e · 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-2026-000090630 |
| Status | PUBLIC |
Content hashes
| Canonical text | 570da63ab9ee2de228f95b90ab29495b941273c69f05124c0ad97a0fdeed1123 |
|---|---|
| Markdown | 08d971ef69421943986b912cef6ef0e47a5ad057d2194eb6bac5d04c1473ef22 |
| Publication page | 4d11d6f6eea3b72e68b47caf9aa40d3a15870c2ce747d74b53562cf63de5d720 |
| Manifest | 14397603ec35f599d42d59abaacfac268c516f41392494e601657aeb5fcc3311 |
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 | hpSBC7sKDI+lLt/+9fLv4wn876NTGfH7N6WuC8jY0bkhVFBBYUCTZVhYQ2KCSQOQ5dXxbrTmo3Jl+yYcOxxkAg== |
| 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
| 2026-09-17T09:44:48.845484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090630observed 4d11d6f6eea3b72e68b47caf9aa40d3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:48.825175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090630/manifest.jsonobserved 14397603ec35f599d42d59abaacfac26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:48.807170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090630/publication.mdobserved 08d971ef69421943986b912cef6ef0e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:48.788545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090630/publication.txtobserved 570da63ab9ee2de228f95b90ab29495b...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. |
|---|