OT-2026-000028244
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000028244) never changes.
Identity and time
| Publication number | OT-2026-000028244 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a521-7dea-be8e-e26b2d3cbdd3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028244 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1cb6b1cfa82bbaa5e9e8c3660647a43c6aec44160e2e50552087f929349c5e26 |
|---|---|
| Markdown | 2df3391fababfad27293b0ae4eca535d31e73ac026912959f7d4242f8a03b890 |
| Publication page | 1c8c12861ae795df2350e79e6eda09317b3cd7c9f46d877a62b3b3be38d975ef |
| Manifest | d73dbc46282f80021a7e713eabe19701488a833aeb3372ecb1c9aac08d8d37f6 |
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 | rkEe+663rpEUbVAQIHwCg5Lg7yqGdHPs2rKew+mbVrOAZ9QqaNc33rUW+nyYAz5ZDodjtgbT8B2ntsbjHgMEBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:42:36.718338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028244observed 1c8c12861ae795df2350e79e6eda0931...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:36.702721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028244/manifest.jsonobserved d73dbc46282f80021a7e713eabe19701...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:36.687283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028244/publication.mdobserved 2df3391fababfad27293b0ae4eca535d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:36.672104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028244/publication.txtobserved 1cb6b1cfa82bbaa5e9e8c3660647a43c...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. |
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