OT-2026-000020331
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000020331) never changes.
Identity and time
| Publication number | OT-2026-000020331 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7664-a16f-adf752e5dcfc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020331 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0db99d65d79ce9f468e69529b98b9cf5727553fd0a62b0d7dc3bada5b45e2c6b |
|---|---|
| Markdown | a68567afadfd78a2f57a4161c450e0e014f1e106c863d730bc60b2ddb1cde371 |
| Publication page | dc675bbdf87655ddc89056ab4215316d5f8b676b803bee45c9a30ec606ea67a9 |
| Manifest | c6f74a98d0ed8b0e1e4bec9e2377f62d083847b1c6b414bdd12f42c5ed62af73 |
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 | iMVyzEGa3P5Xr3ieOIzcehzBxA63WxXUq5p9cdVO91h2kdk9wS0JIeEN7SNMcPwRn/TlngCnaF0h1nYUzJ3cCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:00:06.330022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020331observed dc675bbdf87655ddc89056ab4215316d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:06.312322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020331/manifest.jsonobserved c6f74a98d0ed8b0e1e4bec9e2377f62d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:06.285525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020331/publication.mdobserved a68567afadfd78a2f57a4161c450e0e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:06.258700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020331/publication.txtobserved 0db99d65d79ce9f468e69529b98b9cf5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:16.942948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020331observed dc675bbdf87655ddc89056ab4215316d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:16.922614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020331/manifest.jsonobserved c6f74a98d0ed8b0e1e4bec9e2377f62d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:16.902905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020331/publication.mdobserved a68567afadfd78a2f57a4161c450e0e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:16.884136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020331/publication.txtobserved 0db99d65d79ce9f468e69529b98b9cf5...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. |
|---|