OT-2026-000077189
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, pulsed blow-off before set-down
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-2026-000077189) never changes.
Identity and time
| Publication number | OT-2026-000077189 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-72ea-be9d-51dfbdc69702 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077189 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7a90c9916a09b3a9b9d89143bb7dc9caa10717684bbcaf1fb519c2debf566494 |
|---|---|
| Markdown | 9442552df6cb17883a3212be7f252aa573f096670a7edb9cdcb734ac3a9bf0b9 |
| Publication page | 3b801d613c72a3d85e420f97b5551a601e8628885c288d7e58bc3c4c92c796eb |
| Manifest | 616a5a64ef818354de6dd3907b65c67b8a8ee7ad92602bb9945f5adc66827d1c |
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 | 8jJuCwGcvEuXb3PC3vbxR3iUSyttKJjlD+pqqO6EeAB7jHA9DeZZpmNq+7edzERtbCpg01P1PEeF9If7poi3Cg== |
| 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
| 2026-09-17T10:08:39.850984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077189observed 3b801d613c72a3d85e420f97b5551a60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:39.818561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077189/manifest.jsonobserved 616a5a64ef818354de6dd3907b65c67b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.798204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077189/publication.mdobserved 9442552df6cb17883a3212be7f252aa5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.780749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077189/publication.txtobserved 7a90c9916a09b3a9b9d89143bb7dc9ca...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. |
|---|