OT-2026-000041893
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000041893) never changes.
Identity and time
| Publication number | OT-2026-000041893 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a6-7671-b117-ef7d719b8f64 · 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-2026-000041893 |
| Status | PUBLIC |
Content hashes
| Canonical text | 558e0ae6c0bcb70602d8b40da2084e9764092f060dae633858cb8af280ee0f9e |
|---|---|
| Markdown | 4ed9e3d933ce6f0683810d409d4f085e87204864b03550bcba847e0110a53254 |
| Publication page | e2e22f565d5ae09b90d1edbbb64f8ed8db42536573f1d24cd8f58bbd5d1476fa |
| Manifest | f575b9a8f6458d2468968474ae958bd1fda6fa1142f18c2475c4f39d3503b1b4 |
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 | ztJcg4Tj7N6R6GVRRl8uMkpAsqKx6ZVVRWTjkdJ3r1z3eWqITe16CFNRNR+zs/pnuG+dH3Xv4iAbQOsfyOLJBw== |
| 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
| 2026-09-17T11:16:46.310598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041893observed e2e22f565d5ae09b90d1edbbb64f8ed8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:46.291459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041893/manifest.jsonobserved f575b9a8f6458d2468968474ae958bd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:46.273304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041893/publication.mdobserved 4ed9e3d933ce6f0683810d409d4f085e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:46.254205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041893/publication.txtobserved 558e0ae6c0bcb70602d8b40da2084e97...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. |
|---|