OT-2026-000028734
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000028734) never changes.
Identity and time
| Publication number | OT-2026-000028734 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2fa-7b2f-9263-6c347c3dfa00 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028734 |
| Status | PUBLIC |
Content hashes
| Canonical text | ad0c8786ecb4878e606f8325f36c8651ac33fab5fb66d99289bc6bc0f5c1c13f |
|---|---|
| Markdown | 0f3d69e6a8e5aaf3d5e40dcb1a2a84fce9b071a185254c336a1cbc5ccb8b7630 |
| Publication page | f0b521ab0e563899aa030540274d160acd18ef4650aedce55234a1df245de08e |
| Manifest | 74512785ad696676e012b59b576ca63fb34dd33556cd9152b2bd329658898ae5 |
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 | WUIW4AgyQLKYwn99G1arzSQkOgDiDRyePsdvPDUjK//yzOD1g1/E0zcxC4/KWNDR5HIzzYWXSvr8K4gF7vxxDQ== |
| 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
| 2026-09-17T11:41:44.900458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028734observed f0b521ab0e563899aa030540274d160a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:44.879331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028734/manifest.jsonobserved 74512785ad696676e012b59b576ca63f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:44.859873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028734/publication.mdobserved 0f3d69e6a8e5aaf3d5e40dcb1a2a84fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:44.840712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028734/publication.txtobserved ad0c8786ecb4878e606f8325f36c8651...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. |
|---|