OT-2026-000030853
Publication integrity record
Single cup vacuum gripper, three stage ejector, pulsed blow-off after 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-2026-000030853) never changes.
Identity and time
| Publication number | OT-2026-000030853 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-74a8-94ec-d69c288fcb61 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030853 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5d74b4ae0c6a14ac74b55c3179ec4a9da1e4a4d85856e641540ab9c71bbddc85 |
|---|---|
| Markdown | 353c07f163b2b2b9abf281595a8b327d1106addc4af55f4a8d79082a6a056c9f |
| Publication page | ebcd79d4bfee350418219bac552949b65f76c56c7bf65a149ae1d78f020b0bbe |
| Manifest | d3617b06b5ce572f709941c4ecf6ae54dc3f7afb0df7d889c6f51f6e15268d90 |
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 | c1g1O4jJAo4UEzm3dZNpqK19yBxEYAONqch21v0gNLxOkJ53G7pi5AcLt8NJschXS374h7iVihqh/K1uTMNSCg== |
| 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
| 2026-09-17T11:36:45.840276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030853observed ebcd79d4bfee350418219bac552949b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:45.820930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030853/manifest.jsonobserved d3617b06b5ce572f709941c4ecf6ae54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:45.787141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030853/publication.mdobserved 353c07f163b2b2b9abf281595a8b327d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:45.758248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030853/publication.txtobserved 5d74b4ae0c6a14ac74b55c3179ec4a9d...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. |
|---|