OT-2026-000029800
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, 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-2026-000029800) never changes.
Identity and time
| Publication number | OT-2026-000029800 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e24-7aaf-ba4d-4f8cc8166dc3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029800 |
| Status | PUBLIC |
Content hashes
| Canonical text | a697ddaabc515917366a6c6e486b1e1de1c92279793c5751d45812a8c7f8d7f9 |
|---|---|
| Markdown | 5a06613253abaac7b1d670da2ab8490567be8e27b10fbf00fdb255cff9f66be8 |
| Publication page | 6c70a74d9f7ca7f77191e13def2eea3c7b4e1a4e8af78108332b710cf69bff5a |
| Manifest | 0a7bcd899573c6bce976e9631d4c60ca231edd2aefa947bd9f78b3e8ca1359c2 |
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 | 71guRtLLyZdgX0N9hD1z38z3ajnurCBXfCsyw/y6aBQutrys6IG16cxK1nw8K5avXjqTKHv3DUDDxlmVYqO0DQ== |
| 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
| 2026-09-17T11:39:11.143771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029800observed 6c70a74d9f7ca7f77191e13def2eea3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:11.125669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029800/manifest.jsonobserved 0a7bcd899573c6bce976e9631d4c60ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:11.108880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029800/publication.mdobserved 5a06613253abaac7b1d670da2ab84905...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:11.090495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029800/publication.txtobserved a697ddaabc515917366a6c6e486b1e1d...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. |
|---|