OT-2026-000030873
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, 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-2026-000030873) never changes.
Identity and time
| Publication number | OT-2026-000030873 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-7cdf-9fa8-70a9c98b5c37 · 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-2026-000030873 |
| Status | PUBLIC |
Content hashes
| Canonical text | 292cce899fada5e6bc90098c360f5ead77435c45d00a0fc24d3e476dc4846579 |
|---|---|
| Markdown | a74fd2b01c7ee481d2174219b7a02ff3f70d01e4aa4c462ed71495f4c949c22f |
| Publication page | f17de366505f0e275aa6d5b98bebe46aa496f1c2bda753860cfc692a96556d80 |
| Manifest | 44597269418f790a2db23a5b602947f87f89e5291bbc17dae288c4beecf501ac |
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 | a5iJfc4LOmYP7OtpMVD79vcY4p0crWTDn+a1GXhG+udaqYiZ0uZ5ZWZlCIwHChr2ldWTUMy5IqDNrbMC9ePFBQ== |
| 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
| 2026-09-17T11:36:51.173991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030873observed f17de366505f0e275aa6d5b98bebe46a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:51.157712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030873/manifest.jsonobserved 44597269418f790a2db23a5b602947f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:51.141108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030873/publication.mdobserved a74fd2b01c7ee481d2174219b7a02ff3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:51.119672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030873/publication.txtobserved 292cce899fada5e6bc90098c360f5ead...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. |
|---|