OT-2026-000028442
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, pump 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-2026-000028442) never changes.
Identity and time
| Publication number | OT-2026-000028442 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7074-8c36-b188e64737f1 · 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-2026-000028442 |
| Status | PUBLIC |
Content hashes
| Canonical text | baa6b472bb6191fe41e3c3bd22b6f6d786fd85fc9230f0f55a7f5a9a9dd590c6 |
|---|---|
| Markdown | df577ca3d71cf71e6143be4e1641316811a81258be139e7311cb5253a6dd0c0c |
| Publication page | f2a10fcac10b14133ea0d4509d99fa525c41acd55177ae2da7bcb6bf884fd7fb |
| Manifest | 95393cb8054558e6db09b154ecdd359199a7c16152004819a44c754d8256c744 |
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 | 7dUIVPEnag/gyG9i9ZIfn2C3zpL/HvIt7tLH72emtzdkuoGS3UeWAXAD48knBY5pFBDvFbIyd5Z1RvrWV9DGBA== |
| 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
| 2026-09-17T11:40:34.704096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028442observed f2a10fcac10b14133ea0d4509d99fa52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:34.686244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028442/manifest.jsonobserved 95393cb8054558e6db09b154ecdd3591...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:34.670270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028442/publication.mdobserved df577ca3d71cf71e6143be4e16413168...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:34.649746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028442/publication.txtobserved baa6b472bb6191fe41e3c3bd22b6f6d7...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. |
|---|