OT-2026-000014421
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000014421) never changes.
Identity and time
| Publication number | OT-2026-000014421 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-b27a-744b-8ce6-6c7b5a3e19ec · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:39.853300Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000014421 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8e5dc8aaa573d62adf487cce2c5a43ef092932a83b7eedcd3e50ad453cbae5aa |
|---|---|
| Markdown | da130f4219f31fe7311fa392f3432d71881a6f6ac2271b694c7054b3884afa87 |
| Publication page | 7a12e11d352e9ad76d63da3ff469107f8c5d348267218b052292ffe5c2faaf9c |
| Manifest | edd05bf7f962dd337d1d70f3cc5f27c9a24394368d4a8015c466eb1e7ea21809 |
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 | O/bfapBsoaJg+YLmmL2NGIC24uVkSZ83S2ORE23g8gPtPQxP7Mm1DHeAhNYOrBub49mntC+mftDP9ErfX+WTAg== |
| 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
| 2026-09-17T12:10:11.273255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014421observed 7a12e11d352e9ad76d63da3ff469107f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:11.254188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014421/manifest.jsonobserved edd05bf7f962dd337d1d70f3cc5f27c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:11.228692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014421/publication.mdobserved da130f4219f31fe7311fa392f3432d71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:11.210215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014421/publication.txtobserved 8e5dc8aaa573d62adf487cce2c5a43ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:17.121249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014421observed 7a12e11d352e9ad76d63da3ff469107f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:17.101992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014421/manifest.jsonobserved edd05bf7f962dd337d1d70f3cc5f27c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:17.083840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014421/publication.mdobserved da130f4219f31fe7311fa392f3432d71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:17.065496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014421/publication.txtobserved 8e5dc8aaa573d62adf487cce2c5a43ef...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. |
|---|