OT-2026-000090851
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, sustained 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-2026-000090851) never changes.
Identity and time
| Publication number | OT-2026-000090851 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-7a66-8149-1ca9147a0eb8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090851 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2ecbf45f7c843f362ec546d14bf11faa15fbca4e9077faea2ba3d2eca1859536 |
|---|---|
| Markdown | 49a5ed1c73b406ef3f9ba3baaa2e649b949b48fa1387f470d3f2e51238c273f0 |
| Publication page | ad912aaa7a13978ac9ed4585f8988f8479d2045a3aa5a0737afa79d0879e08b2 |
| Manifest | ed7dfe4548c69bcbb6b029e93ecc4f92f14c376728b824aca0f7ba8a08809fac |
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 | /MJ6gk0vpA/U6ojzu0XkEx1ecM9AQf+etokVXOijKoAJfXnWXbXcnkQ7sXZghhn5x1ZZFfHWUBuJYbPeaLmKDQ== |
| 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
| 2026-09-17T09:44:02.322094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090851observed ad912aaa7a13978ac9ed4585f8988f84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:02.304208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090851/manifest.jsonobserved ed7dfe4548c69bcbb6b029e93ecc4f92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:02.287191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090851/publication.mdobserved 49a5ed1c73b406ef3f9ba3baaa2e649b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:02.269888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090851/publication.txtobserved 2ecbf45f7c843f362ec546d14bf11faa...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. |
|---|