OT-2026-000041693
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-2026-000041693) never changes.
Identity and time
| Publication number | OT-2026-000041693 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a1-7e39-bbc6-5ea5787ecc85 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041693 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9af58c926517259b05b6c8e712478fe5d6ebeddf142e81b468dd12cd4c6f63bb |
|---|---|
| Markdown | 927b2e3d35345e11ff46ecf7fd0461e4d892f7d13c9fafdfba6ccb3a3db5f3b5 |
| Publication page | 46823006e43aae2d8471da1355091d76fe045a88792652fe3f13a5609b510057 |
| Manifest | bc9fba4e90409c686e781c220f57e3ac6defe46a897271fd79e57c0eac36900c |
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 | OHI7xUAXtQHvUhPvoS9qVK7pCvCIR/5mnuNzo8Kf9g3ATxUiaNoJ2QRVOgM1OS8MnbwTn70Rtgg2enjwzJM4AA== |
| 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
| 2026-09-17T11:16:30.271432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041693observed 46823006e43aae2d8471da1355091d76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:30.254511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041693/manifest.jsonobserved bc9fba4e90409c686e781c220f57e3ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:30.238865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041693/publication.mdobserved 927b2e3d35345e11ff46ecf7fd0461e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:30.221877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041693/publication.txtobserved 9af58c926517259b05b6c8e712478fe5...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. |
|---|