OT-2026-000019543
Publication integrity record
Foam pad vacuum gripper, three zone face, single stage ejector, pulsed 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-2026-000019543) never changes.
Identity and time
| Publication number | OT-2026-000019543 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-76f5-a0e6-6cad8989e86f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019543 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5af79e7f3e49cb23d6579334db98cfdc8ebe67337f452428e80f00c46890e53a |
|---|---|
| Markdown | 949b9f2065622dd6efecb92ec223049ef1b12720570228a8ab6731f9a5a314d4 |
| Publication page | 9a8ff9228d528464bbf69025dd71563e570ba5d6617743d5b6e50760873c39cf |
| Manifest | 15cb70d4f08d6b47942f85cf5e4ae46f33f66515d3926744f6978627fcaa92ff |
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 | u1YUxVH3UTAs4UQ1zOoN6ZTJEKbgmgyh316fMCPsgVx1qx9Ku1TFXkU7Thp96pDwkV4jUFXZOFfHeGIl/+f6CA== |
| 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
| 2026-09-17T11:58:59.024596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019543observed 9a8ff9228d528464bbf69025dd71563e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:59.007957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019543/manifest.jsonobserved 15cb70d4f08d6b47942f85cf5e4ae46f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:58.991263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019543/publication.mdobserved 949b9f2065622dd6efecb92ec223049e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:58.973277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019543/publication.txtobserved 5af79e7f3e49cb23d6579334db98cfdc...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. |
|---|