OT-2026-000076971
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000076971) never changes.
Identity and time
| Publication number | OT-2026-000076971 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-7958-b43e-63ebb2b36b04 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076971 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1a8d10ff69710443d704f57d5235d0914f1113750d7fdece1af7cd011f1cbda2 |
|---|---|
| Markdown | 10bc5b3fdddb23eb53508e1ddd408615e4f2413563154608b9a5a8095ae61515 |
| Publication page | b3ef82f0ab8af7fb9c7ff9f8540e10ae18094a7edd098da8f3c3f94b23664bca |
| Manifest | acb30faa0ca7fb63182c90b2efa3c427df130c07e248adeb9244a1640d00f67a |
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 | AMD/q2svM10c6h9tjl/js1DLmE2vw40DcTib0gY3VY9/PDK/i+brkuAbcdX2S8oXG91hu+R+jvg/w1gaL3MICg== |
| 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
| 2026-09-17T10:10:13.475757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076971observed b3ef82f0ab8af7fb9c7ff9f8540e10ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:13.455464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076971/manifest.jsonobserved acb30faa0ca7fb63182c90b2efa3c427...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:13.047984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076971/publication.mdobserved 10bc5b3fdddb23eb53508e1ddd408615...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:13.026210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076971/publication.txtobserved 1a8d10ff69710443d704f57d5235d091...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. |
|---|