OT-2026-000071231
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000071231) never changes.
Identity and time
| Publication number | OT-2026-000071231 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ec-7d2d-abd2-057ad7c3467e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071231 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7f25a0859433140d930976da1d27ad8592467f8eeec4cf11ff487b80c7daf87 |
|---|---|
| Markdown | 9aa10bc5d0fd075c8663e1179759642f25644152c2512d5860b12be96d3eb64a |
| Publication page | bb5f47f0d6f95e25c93dedb9880b1f8b3d49e1262a6a5ef65e329f19617b4231 |
| Manifest | fdf0610972c30ee725b64ec5558ccb5c9430b330cd548acec9f60031d943cbe0 |
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 | dVr/xNGdADPPC21CdqpGqF15z2n65SWeQWK8Xibe5HMTKdl/geS5W4bCL3BkpFp0uBPZcAMSKvYiSDvffGsfAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:24:46.491449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071231observed bb5f47f0d6f95e25c93dedb9880b1f8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:24:46.475009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071231/manifest.jsonobserved fdf0610972c30ee725b64ec5558ccb5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:46.458576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071231/publication.mdobserved 9aa10bc5d0fd075c8663e1179759642f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:46.440939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071231/publication.txtobserved a7f25a0859433140d930976da1d27ad8...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. |
|---|