OT-2026-000076591
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, 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-2026-000076591) never changes.
Identity and time
| Publication number | OT-2026-000076591 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b06e-7c61-a4cf-c4c8e74e6bac · 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-2026-000076591 |
| Status | PUBLIC |
Content hashes
| Canonical text | c36df1eed4d3c5c657b45f76cfccccab0d8a193fd8c7bd7d16bae41b329e0df0 |
|---|---|
| Markdown | 2417f63e3ff590510028e63c6682188d21ccdbb01d8859a6795e6a0a65bf48e5 |
| Publication page | ef90269107f3ccc1408b3581ac88570c60f4d3ce8ce19a845b22b2c8c1ab47ee |
| Manifest | 3cbce75a231bee2288beff3b113491e6f168590453e5f9f89f83471d5bb9235b |
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 | dk6ecgj1iwr/NURPJ3+qwAENslAPPU5XktiFiD+NRUcOnWuBgBf8xI8Mkqcy+4nwmDzqkQKowcQ3Ko/NaiXJBQ== |
| 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
| 2026-09-17T10:09:18.973800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076591observed ef90269107f3ccc1408b3581ac88570c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:18.954381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076591/manifest.jsonobserved 3cbce75a231bee2288beff3b113491e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:18.936666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076591/publication.mdobserved 2417f63e3ff590510028e63c6682188d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:18.919293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076591/publication.txtobserved c36df1eed4d3c5c657b45f76cfccccab...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. |
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