OT-2026-000076619
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, pump 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-2026-000076619) never changes.
Identity and time
| Publication number | OT-2026-000076619 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b06e-767e-a489-66033d586650 · 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-2026-000076619 |
| Status | PUBLIC |
Content hashes
| Canonical text | f3a73b72ac9246002f441fa023c7a597926d814006abe13ef0efe66ffbf01dea |
|---|---|
| Markdown | 4b8941d3d4d0ad4f701053931cb7312329d38b019e0b9cb9568b27611a4f593f |
| Publication page | cb6c9b77bb4e2452998d6e1e6b267f7fbb48d3753a0529112b1bc31e69af89eb |
| Manifest | 415ebdace42f5ed71ab0f8e1e2e1ecfc974ba84cacb7e68b1592351693a9e5d6 |
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 | Fv1+0zk4hx5pwu5JYVs6wk2nwYbvg3BSwmCwtJI94fFS8Wug10XNrKfNn5zzpgYDhdz5UTBbGk/JSwi5eljYBg== |
| 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
| 2026-09-17T10:09:20.839628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076619observed cb6c9b77bb4e2452998d6e1e6b267f7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:20.819465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076619/manifest.jsonobserved 415ebdace42f5ed71ab0f8e1e2e1ecfc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:20.800942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076619/publication.mdobserved 4b8941d3d4d0ad4f701053931cb73123...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:20.780614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076619/publication.txtobserved f3a73b72ac9246002f441fa023c7a597...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. |
|---|