OT-2026-000019934
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000019934) never changes.
Identity and time
| Publication number | OT-2026-000019934 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-7f89-8275-6469394674da · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019934 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1da9da230d1a3809720e425db63ed82ca6a7d8e4268c8a8ce4dcefbace32ec7a |
|---|---|
| Markdown | 9d1fcfd4ecf6c86dc739611b9db2db9c661fe5058c7c3b3c8d190c0ede2526b3 |
| Publication page | 29c6cf021f84097f72bdf6cec816a01d8a816791f7fea602e924c1e7857f6a48 |
| Manifest | 09a082e1d00112126352c3a9c904f87b06156b59a74921bd474ecf399993f212 |
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 | f8kEvRHpogqXFs+ofnnRVVft7qxoR+GHmmItEiOYZ+7bD6L3Xrvx+VmOoLIiPeW82UKQQJRhG3i7mJhTUmkKBw== |
| 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
| 2026-09-17T11:58:09.598923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019934observed 29c6cf021f84097f72bdf6cec816a01d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:09.577694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019934/manifest.jsonobserved 09a082e1d00112126352c3a9c904f87b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:09.558564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019934/publication.mdobserved 9d1fcfd4ecf6c86dc739611b9db2db9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:09.540285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019934/publication.txtobserved 1da9da230d1a3809720e425db63ed82c...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. |
|---|