OT-2026-000021670
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, plant vacuum 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-2026-000021670) never changes.
Identity and time
| Publication number | OT-2026-000021670 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-79cb-8964-375860610c7b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021670 |
| Status | PUBLIC |
Content hashes
| Canonical text | e3f51e013a433bc581297b3be8dccb76bbfe4826b2c1a2d8b3083b586a755ccb |
|---|---|
| Markdown | 3b77b1ef860bb612210b79279e1438159dcc4a2b86ae02897734250202dc86e4 |
| Publication page | 300020e90e020998ce7ed3995faedbc74b0be92e5132b43c4f69dce126f92881 |
| Manifest | 0f6f4bad778137ddd1c0ded5e904da80262478a0dc165626a02d3767102403a1 |
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 | 2EM1aHfmTsM61vDlVdY83PvbFF/YNJm+VTarUYhAV4fUdAMRrqJidE0DV6qIgzjUlLEaQk3zoNTrsC4R37VHCA== |
| 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
| 2026-09-17T11:54:12.204262Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021670observed 300020e90e020998ce7ed3995faedbc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:12.185032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021670/manifest.jsonobserved 0f6f4bad778137ddd1c0ded5e904da80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:12.166783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021670/publication.mdobserved 3b77b1ef860bb612210b79279e143815...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:12.150214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021670/publication.txtobserved e3f51e013a433bc581297b3be8dccb76...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. |
|---|