OT-2026-000042345
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000042345) never changes.
Identity and time
| Publication number | OT-2026-000042345 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d74-72be-963e-f493f3a9751d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042345 |
| Status | PUBLIC |
Content hashes
| Canonical text | e43b8f2f1856fa5db7b94436508cc2b2d9824f401c5fca50b97f21e26b91a197 |
|---|---|
| Markdown | 8bcad305db746eb83530d3331cd649b9dd386bb19d471a14b9d5abd8c224c46a |
| Publication page | 5a5e031474b899203edfe96251613ba9f1cce2ef25db762298ec443592b6aa3e |
| Manifest | 5d43a5a56f7931ec71921b03c7dfea81464e51b256dd92cd3745430c5b5b2c6a |
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 | fMzLAMkWFKf2vxJyrDKLWUMKka6sGmpcD5Om7ATU1gNRtwiuqugmg/Ybc454CwVKIEiiRT/+7vSdvCQQ/q1bAg== |
| 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
| 2026-09-17T11:16:03.256364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042345observed 5a5e031474b899203edfe96251613ba9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:03.236879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042345/manifest.jsonobserved 5d43a5a56f7931ec71921b03c7dfea81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:03.219901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042345/publication.mdobserved 8bcad305db746eb83530d3331cd649b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:03.201671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042345/publication.txtobserved e43b8f2f1856fa5db7b94436508cc2b2...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. |
|---|