OT-2026-000042917
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, sustained 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-2026-000042917) never changes.
Identity and time
| Publication number | OT-2026-000042917 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d1-78d3-966e-111823a3023f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042917 |
| Status | PUBLIC |
Content hashes
| Canonical text | eea8732e2b26925495c5b1891179d8e7cbc1e061022c6d3a7cfbe9924abe90c7 |
|---|---|
| Markdown | 3838326f537c7cf61cce127bbbd517e8af3167fd4a0d9024ee23e6937d00c30a |
| Publication page | ad8c8140ab42937be2d022de62c44fcb02510675ac0b50e15cae1b237dcd7707 |
| Manifest | 64fe3e8d1dfd311b7553390f1b1e138326ed340ce2a0bdcb88b64d3222dd4f2e |
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 | vEPH/G+tgvOvaQbfRItsp20Zvt073KceP/Z9kjH/FmQLalAZygbMgKDaUz3AskRne8wtvOEYVXBnpDdDMiOMDg== |
| 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
| 2026-09-17T11:15:26.366125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042917observed ad8c8140ab42937be2d022de62c44fcb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:25.897894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042917/manifest.jsonobserved 64fe3e8d1dfd311b7553390f1b1e1383...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:25.875458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042917/publication.mdobserved 3838326f537c7cf61cce127bbbd517e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:25.854340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042917/publication.txtobserved eea8732e2b26925495c5b1891179d8e7...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. |
|---|