OT-2026-000090848
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-2026-000090848) never changes.
Identity and time
| Publication number | OT-2026-000090848 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-7d97-bb80-320711068cc1 · 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-2026-000090848 |
| Status | PUBLIC |
Content hashes
| Canonical text | b169269aeeb70b4e4f8048ead6f81dcb0f72653a39cdebdbbe5d092164ec8a46 |
|---|---|
| Markdown | 6a5c8812d36cff53f56d64c80e1234f25a9acaed94cc6dd101f9e074d70e6701 |
| Publication page | 596f6651adbd5a13a9c8ee3e0304da3bbc836a99381e11827fd2218c27f63115 |
| Manifest | 7363cb6c3225536c12f0b9bfc8067301911af46b0fd3fb707660055e6261a2c7 |
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 | 9CkOWs4VqhE3/H6NfclWRrA7BEcL9JvG9lwR+rB0c8JE+hFhtVpAHvx1McA6OD4IIlcR/hsR3PI21OL5MX9IDg== |
| 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
| 2026-09-17T09:44:02.101989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090848observed 596f6651adbd5a13a9c8ee3e0304da3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:02.086012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090848/manifest.jsonobserved 7363cb6c3225536c12f0b9bfc8067301...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:02.069181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090848/publication.mdobserved 6a5c8812d36cff53f56d64c80e1234f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:02.051876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090848/publication.txtobserved b169269aeeb70b4e4f8048ead6f81dcb...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. |
|---|