OT-2026-000090945
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000090945) never changes.
Identity and time
| Publication number | OT-2026-000090945 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7bce-b7c2-040000fb2b60 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090945 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d4d5be889ff5de2d743891fb207d121e5c7086c3e6381043a22fcd0927a9d12 |
|---|---|
| Markdown | 05404aa1289dffc4317632ce11a3d63766ebe467b6065b1e78642b16d3a7db43 |
| Publication page | 1c9a6f023c20d07768bcad4d4a345bd0b9376f781271158856b439c533ece59d |
| Manifest | 1ea2a32f8a245311702649b0d400ccbd405c7772d351bd5c00218b910936cf0c |
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 | 8usO83pTJRky9gAt0HGOTR/9/t1dl5PP9CkBb06z7URrcLeTIxdkCFt82NjgNRkiMFobJMVtH3BsoHSk8kUCAA== |
| 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
| 2026-09-17T09:44:09.857638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090945observed 1c9a6f023c20d07768bcad4d4a345bd0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:09.839677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090945/manifest.jsonobserved 1ea2a32f8a245311702649b0d400ccbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:09.821460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090945/publication.mdobserved 05404aa1289dffc4317632ce11a3d637...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:09.804092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090945/publication.txtobserved 7d4d5be889ff5de2d743891fb207d121...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. |
|---|