OT-2026-000103993
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, pump 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-2026-000103993) never changes.
Identity and time
| Publication number | OT-2026-000103993 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e8-72a7-9a66-02a295e7584c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103993 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7c4ba09095cbd8425320a85d1ae85790ae328687c475e26c6010c2d012b7a487 |
|---|---|
| Markdown | 6195e98da33ac528ab81847679464cbf286796cfb389e69f64c7f59804e1f63f |
| Publication page | 340425bf126a204ebaac4464b5f7ed58d9e59daedf296f0ab0cc7b293bce6009 |
| Manifest | c24b83d730dc281b615a33641f2b27066290a7262b83be352b2ba83103894074 |
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 | Jp3VgTBWBA10OabfmQ93E4mS0n70UePITXH8ly5tRUpb8nd5OvN4ZlueK17+C08vYGikzVTfwioBsTsH4cVeBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:21:59.990011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103993observed 340425bf126a204ebaac4464b5f7ed58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:59.973125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103993/manifest.jsonobserved c24b83d730dc281b615a33641f2b2706...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:59.956039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103993/publication.mdobserved 6195e98da33ac528ab81847679464cbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:59.940055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103993/publication.txtobserved 7c4ba09095cbd8425320a85d1ae85790...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. |
|---|