OT-2026-000044021
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000044021) never changes.
Identity and time
| Publication number | OT-2026-000044021 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-d679-75e7-8e9d-2f9cd186f1ac · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:06.584190Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 34436386abf3aede5eb7ff2e5a02d90f4b95e7b5723b43656512458791cf990e |
|---|---|
| Markdown | 903a3cf902c93f9a360d5fc30cf153e8cae4c1cd68a8c1c84dc7757f96cc81b1 |
| Publication page | 8f2c2488b9d7ac872a1e1a258c4c64da910afb5a1750e27e02a3442aec51fb4e |
| Manifest | 72b3af8036067c3003030de3b567f3f2e3a59edbf3a7b4abf02f5978ee8cad73 |
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 | gxeYwtdfZ5+gOJFFf57XkEUTHFzKCwxgtwNOrseDNtNXKJZOKowsJLofjtd87FhmmfUKh030oCkhvW0kziYOCg== |
| 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
| 2026-09-17T11:12:24.317961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044021observed 8f2c2488b9d7ac872a1e1a258c4c64da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:24.299203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044021/manifest.jsonobserved 72b3af8036067c3003030de3b567f3f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:24.278863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044021/publication.mdobserved 903a3cf902c93f9a360d5fc30cf153e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:24.258124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044021/publication.txtobserved 34436386abf3aede5eb7ff2e5a02d90f...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. |
|---|