OT-2026-000090432
Publication integrity record
Foam pad vacuum gripper, three zone face, pump fed, pressure sensor per zone, sustained 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-2026-000090432) never changes.
Identity and time
| Publication number | OT-2026-000090432 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-7172-a678-3f709a6cacfb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090432 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19f3d26fc067e16972e7df2dcf91d5c6c6fc43e7db9d36348d0f598880a5bb2f |
|---|---|
| Markdown | c5aa269f62fc14dad1a0273af9b1dcb16fc537788b7c1d0eb554ea073b5e8494 |
| Publication page | 8b897181246a85e9ad28991597a7b0068185f7880681e642ba69722db4a900ec |
| Manifest | eea2bae6898d36b4e976f425ee8548857b18448ce6690f7857290166bff284eb |
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 | Nk8tB3iijkn+4MFRGq/f8ll+Gh1rIsH1p1ewTY5IW/QqNqFyMGCYrvQRmiaNolnf/pbeYlSI4UdihJfCjYxjAQ== |
| 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
| 2026-09-17T09:44:21.474129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090432observed 8b897181246a85e9ad28991597a7b006...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:21.458066Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090432/manifest.jsonobserved eea2bae6898d36b4e976f425ee854885...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:21.439482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090432/publication.mdobserved c5aa269f62fc14dad1a0273af9b1dcb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:21.392350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090432/publication.txtobserved 19f3d26fc067e16972e7df2dcf91d5c6...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. |
|---|