OT-2026-000019355
Publication integrity record
Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pulsed 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-2026-000019355) never changes.
Identity and time
| Publication number | OT-2026-000019355 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-7255-bbff-d608a377ff9d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019355 |
| Status | PUBLIC |
Content hashes
| Canonical text | 38d92d6f1ad6ab03bacafa7bd09667336f9ca047154bd28eafd921ec9273e32a |
|---|---|
| Markdown | 69c20ce3459a25cfde955c9f07726c8d18727ea25977b0e80bc8bebb4bb305fc |
| Publication page | 20d287e1b822ecbb4771d51f868032d59cce7c8ef7ba1ca40fca3072dcee790c |
| Manifest | d3136c9108fabed9a47151ec940840434eedcbb532375d2cb9c0bcd8bb8bb546 |
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 | aUSix92kmGE69/nP42eZ0/MMB27UsYzh8IKCiluZd5Hi5gGJr+BfdtW9Apa/6QOye+ZZl9BBTZCqYh7H8bL5Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:58:43.161410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019355observed 20d287e1b822ecbb4771d51f868032d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:43.140918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019355/manifest.jsonobserved d3136c9108fabed9a47151ec94084043...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:43.120781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019355/publication.mdobserved 69c20ce3459a25cfde955c9f07726c8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:43.079985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019355/publication.txtobserved 38d92d6f1ad6ab03bacafa7bd0966733...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. |
|---|