OT-2026-000090578
Publication integrity record
Foam pad vacuum gripper, four zone face, plant vacuum 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-2026-000090578) never changes.
Identity and time
| Publication number | OT-2026-000090578 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-77c6-a0ba-efc41cca5d00 · 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-2026-000090578 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4266c8a6e27c8d31998558adf4cbda3d25b3dbad45cb2e064baa10fcf593085e |
|---|---|
| Markdown | 6494090a5dc2b9628d6f377fc32235a47a51eb030539f1ac7815f1e8e739027b |
| Publication page | 66c74f2f0ed02cdf51cefa1659608ca78c7fc6023490e4cbec379f6ab823f838 |
| Manifest | ed922e287739bf4f2582032ecf44a3098791b53863ae4a3b4e3d9f3672c51ed7 |
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 | mUxe/gsENsHlSZsDb326ocEKaBRnPU2JDYKlHOQxd9j1pFVzfFGxXKCUCDaL0NUo92gehNp6klyZ+e3G2yDnDg== |
| 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
| 2026-09-17T09:44:45.432242Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090578observed 66c74f2f0ed02cdf51cefa1659608ca7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:45.414205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090578/manifest.jsonobserved ed922e287739bf4f2582032ecf44a309...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:45.393972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090578/publication.mdobserved 6494090a5dc2b9628d6f377fc32235a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:45.376383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090578/publication.txtobserved 4266c8a6e27c8d31998558adf4cbda3d...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. |
|---|