OT-2026-000103944
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000103944) never changes.
Identity and time
| Publication number | OT-2026-000103944 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e8-7df8-a055-9de19712679d · 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-2026-000103944 |
| Status | PUBLIC |
Content hashes
| Canonical text | 99e704c081d063fe881458aca3f57b23cae7ff75339929f4cb2c748ff3c18e45 |
|---|---|
| Markdown | 402af305cceb619f8ec21e2ccf374dada89b6330de57f6734852f0fa40ef0298 |
| Publication page | d17c99af0e2a69c4d206ed1ad3ba5a6b016b3108f8b2ed475983173a9a2201b8 |
| Manifest | 291d8e4587ad5d48e8bd69192fa54511891c1b4faee67108d30f448be63dea99 |
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 | ZcajgYTDLC7UIrTsR6r5NMSMR/ietYEM8uMlzDj9N+vXGkz2whQHE9wYJOqgE3XPBCxZ9+adunEkYd8pb71sBA== |
| 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
| 2026-09-17T09:21:56.664775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103944observed d17c99af0e2a69c4d206ed1ad3ba5a6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:56.647390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103944/manifest.jsonobserved 291d8e4587ad5d48e8bd69192fa54511...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:56.629005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103944/publication.mdobserved 402af305cceb619f8ec21e2ccf374dad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:56.611021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103944/publication.txtobserved 99e704c081d063fe881458aca3f57b23...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. |
|---|