OT-2026-000022990
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, pump fed, sustained blow-off before set-down
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-2026-000022990) never changes.
Identity and time
| Publication number | OT-2026-000022990 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ec-7af2-bcf0-d347381eb9ab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022990 |
| Status | PUBLIC |
Content hashes
| Canonical text | 63fa08ae276b2f56e31b70f157bd1a1765912a5320544927a738aec01568b9fc |
|---|---|
| Markdown | 98407fa80fbe219a61572ab1a9327318f1ecc273d6cadaebc791140ff3f87359 |
| Publication page | ddab27546ecde8b765b3625197688a3937b0cdee14fcc637d28bba6b7e22f360 |
| Manifest | d36dc999b964a4bbd117040854bc5d251ee16722b30679246d951bdf63b7d793 |
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 | P2k6h345E6cHo3hVPdjtJ4HSEY01fkANxIMfE6wyTqF7uuyqrWV3W7nSFjWwaPEhw9FjCBa12cbA8l15UEukBw== |
| 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
| 2026-09-17T11:52:34.920646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022990observed ddab27546ecde8b765b3625197688a39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:34.903445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022990/manifest.jsonobserved d36dc999b964a4bbd117040854bc5d25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:34.887910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022990/publication.mdobserved 98407fa80fbe219a61572ab1a9327318...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:34.870811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022990/publication.txtobserved 63fa08ae276b2f56e31b70f157bd1a17...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. |
|---|