OT-2026-000003903
Publication integrity record
Vacuum cup gripper, plant vacuum fed, pressure verified at each zone
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-2026-000003903) never changes.
Identity and time
| Publication number | OT-2026-000003903 · never reused |
|---|---|
| Internal UUID | 01a0a90b-6970-7f8f-a60a-59a6bee8412d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:12.530305Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003903 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7330ed8fcb1867742302159e2a697bf3d3d6e5e440ff03d608165bc4726a2499 |
|---|---|
| Markdown | 2bf18d4daa5b4e5c557147068be405ec21834727ed0579eef6bf4f19c2d8971e |
| Publication page | c29b2d7a41dc54c5aaf9de3fd52541019286aee73c028bcaf91c5cc2df084e73 |
| Manifest | d3b6bd911b0c35b522ead62be7bf821216fa88d36d688f63f94a3e6c8758e699 |
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 | 3KquNglHJUac2fUScJe0wXsWs2E+UxGVnTyWyAES49/qrNPjR1GQ6GPbUIstY5EpYsw+P+Ibm4uiTrHjbZ6DDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:13.263316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003903observed c29b2d7a41dc54c5aaf9de3fd5254101...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:13.248994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003903/manifest.jsonobserved d3b6bd911b0c35b522ead62be7bf8212...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:13.235165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003903/publication.mdobserved 2bf18d4daa5b4e5c557147068be405ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:13.220867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003903/publication.txtobserved 7330ed8fcb1867742302159e2a697bf3...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. |
|---|