OT-2026-000028369
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000028369) never changes.
Identity and time
| Publication number | OT-2026-000028369 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-70f3-a313-4226ae6cc9e3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028369 |
| Status | PUBLIC |
Content hashes
| Canonical text | deeb2d5d3243f4b52604d14b2f53ddf697c72934ff00a1f83ac92b2d93ac5ab7 |
|---|---|
| Markdown | f9247a9a23b407572c842a9805828b709f4b6fbfb3cae6d95f5f9ac22ab8c451 |
| Publication page | dd65c131b85357f99f8645284919e6d5848b2f75fd7a2cb81d48b946f44abe28 |
| Manifest | 6aa21d87a8a83ca7f2d4d17070464786f097d279200d10d267dda9d7f67c9c6a |
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 | xZzI2Ji4Kj5UhQhxoUybp6ZX58aIPGbQ+kLGNlqaUZegR1hRz9AvSVBniwmQe/eRoUkzwraJ6GBQLEjYI8sjCg== |
| 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
| 2026-09-17T11:40:23.016375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028369observed dd65c131b85357f99f8645284919e6d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:22.999869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028369/manifest.jsonobserved 6aa21d87a8a83ca7f2d4d17070464786...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:22.979220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028369/publication.mdobserved f9247a9a23b407572c842a9805828b70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:22.959672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028369/publication.txtobserved deeb2d5d3243f4b52604d14b2f53ddf6...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. |
|---|