OT-2026-000023090
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, 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-2026-000023090) never changes.
Identity and time
| Publication number | OT-2026-000023090 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ed-7542-9b3d-6cdfd64d4ec1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023090 |
| Status | PUBLIC |
Content hashes
| Canonical text | 28448266c82f0921270933e1b99a87409ce086d798af1df6787c3143ce07783c |
|---|---|
| Markdown | 1e424cbab06b1028a058d5f722db1077a1fddb70e5e2667964d7cf7cb78c1129 |
| Publication page | 25de222883d903e622e09855d76c862671d0725922827135dae745d1b3931a52 |
| Manifest | de1bad5807e10a0e1fe3c430d2e76c0fc794b5e8b00c08fe09341a24dc7de4e1 |
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 | V5MTKLBl0isSL+5Q3ZiIR7vmqnkkiu9un7k139Si5NBemDqq64GLMxwB6CniBzRcAvn8x35DqZq7TCJlHX2kAA== |
| 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
| 2026-09-17T11:52:43.332529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023090observed 25de222883d903e622e09855d76c8626...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:43.316037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023090/manifest.jsonobserved de1bad5807e10a0e1fe3c430d2e76c0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:43.299451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023090/publication.mdobserved 1e424cbab06b1028a058d5f722db1077...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:43.281639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023090/publication.txtobserved 28448266c82f0921270933e1b99a8740...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. |
|---|