OT-2026-000067939
Publication integrity record
Foam pad vacuum gripper, two zone face, two outlet manifold, 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-2026-000067939) never changes.
Identity and time
| Publication number | OT-2026-000067939 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4fd-794e-8ee7-665d97a10b0a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067939 |
| Status | PUBLIC |
Content hashes
| Canonical text | f2a96e6758292f3583e42a31668774607fbbc6930309a49eb041a4148108b79d |
|---|---|
| Markdown | 45888296c709c541a1d3f36e132b7e2e4feb3e2e097687c45507c1d645d33c59 |
| Publication page | 92708d7f4c0bce177c7dcae1c4a24591d4f222e0964d821720899972dd868d6c |
| Manifest | eda11920363fedd667d1b7af03f24fdfa57a8d3fe88e911085c8f7b82acfda57 |
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 | PFgZDDTRr7ahrFO2rFfDYny3UOJ31vRcKHGOzLkDGEkrs996sr8ualXwaP0bygSet8pJaNU4iKbJSe8+SFrrBw== |
| 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
| 2026-09-17T10:30:21.360888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067939observed 92708d7f4c0bce177c7dcae1c4a24591...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:21.343184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067939/manifest.jsonobserved eda11920363fedd667d1b7af03f24fdf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:21.322787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067939/publication.mdobserved 45888296c709c541a1d3f36e132b7e2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:21.216517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067939/publication.txtobserved f2a96e6758292f3583e42a3166877460...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. |
|---|