OT-2026-000052194
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, single stage ejector, vented 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-2026-000052194) never changes.
Identity and time
| Publication number | OT-2026-000052194 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-710d-96f1-eb7c351839b4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052194 |
| Status | PUBLIC |
Content hashes
| Canonical text | cbc5526b27186f4729fa8ac819b02b38a8acc22dcdf49a454e28f33ab2d120a5 |
|---|---|
| Markdown | bca18a770cc5d17e0e843799db08259d054f6a249bf1a8af5629599a25f2041a |
| Publication page | c08cd70e6b28a3efe3bd82d33f28abce1dd396e77943e13b97698767082bffd8 |
| Manifest | b6d94e6d9ab779b4a03e760673a0a55bbd00bd44bd06d287aba03415ebace1ba |
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 | 3Bh2C97tRBkql4pY9jodn7cI76TkUmLGJSqOIDx20/ExeP1xCtZ9STaAGQJ70zygWh/sxINEOAsmbtfStkZQCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:45.543325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052194observed c08cd70e6b28a3efe3bd82d33f28abce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:45.526891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052194/manifest.jsonobserved b6d94e6d9ab779b4a03e760673a0a55b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:45.507068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052194/publication.mdobserved bca18a770cc5d17e0e843799db08259d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:45.489663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052194/publication.txtobserved cbc5526b27186f4729fa8ac819b02b38...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. |
|---|