OT-2026-000031485
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000031485) never changes.
Identity and time
| Publication number | OT-2026-000031485 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7ed0-8d74-84c90a623527 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031485 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5b561a6f433e5f18e00e21a86eaa9d282d340bc050cfe9f1713e7750edeeaa84 |
|---|---|
| Markdown | 0855ea49067664e7a0ab3342f940f142baed2f0a1df3aaa9175fa7fbfd9634f1 |
| Publication page | 281a8f90784cf13c1c9198caa58e1190991c1d2e26d3e771a3ec97612f4bc7d5 |
| Manifest | cc127c9e17b14bb9ac69a4b05437f79e29ff9fa54f4f7d251b1c630edc3cba03 |
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 | 7ZfTdvbMgCJjPM+e7kidUuMrJjfTwyU1Vamdc7CXYoprvsQKOZ5A0QsucNkgrmpsxtUvbEtmylaloNCUSQ+YCA== |
| 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
| 2026-09-17T11:36:18.631225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031485observed 281a8f90784cf13c1c9198caa58e1190...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:18.612643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031485/manifest.jsonobserved cc127c9e17b14bb9ac69a4b05437f79e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:18.591920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031485/publication.mdobserved 0855ea49067664e7a0ab3342f940f142...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:18.571345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031485/publication.txtobserved 5b561a6f433e5f18e00e21a86eaa9d28...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. |
|---|