OT-2026-000028226
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000028226) never changes.
Identity and time
| Publication number | OT-2026-000028226 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a521-7e7c-a862-8c51f9e72f01 · 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-2026-000028226 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d6f9439abecf5a90b9140b4f6e4964f89fc08ff8c211e6b5c2b7282ee67040a |
|---|---|
| Markdown | 2421632ace613f35cba10aab5cf2832414e60042c600bddb5833a42f32da4522 |
| Publication page | 344cfa89f5aef67bf02b644a46c4abe4592d5f5dfcf113cb2bf7053fe29612cd |
| Manifest | 3d29c4d05787ea9225b3de8e2ec18a34a5020f8bb5434ba0ed7344fb42adaa11 |
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 | bxpXGJnG2w3msU4FA9pEyuPo+fH4Kum8lR/ap4r2dTMcNwBmucJVZHSUQ4Vv7MvaYVnsw+C5oBiHxTjuYu+KCA== |
| 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
| 2026-09-17T11:42:35.435436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028226observed 344cfa89f5aef67bf02b644a46c4abe4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:35.419116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028226/manifest.jsonobserved 3d29c4d05787ea9225b3de8e2ec18a34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:35.403683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028226/publication.mdobserved 2421632ace613f35cba10aab5cf28324...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:35.387362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028226/publication.txtobserved 8d6f9439abecf5a90b9140b4f6e4964f...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. |
|---|