OT-2026-000057920
Publication integrity record
Single bellows 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-2026-000057920) never changes.
Identity and time
| Publication number | OT-2026-000057920 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7f9d-8770-ace1b596f041 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057920 |
| Status | PUBLIC |
Content hashes
| Canonical text | b6f9eaa831466b3782f9205ec7ae8664a7089142c0f99e0000d07e4f2e6650ec |
|---|---|
| Markdown | f2ac6c274d75771e089c91dce769c4b888c0394bac243ef8f34fae0a3a61604c |
| Publication page | c4395946f3048c0b566b9e8e32bdcc69b48ba6ef3f5dcc98be90120d4971f193 |
| Manifest | a39ab279af99d172ed896e91e5efc5842f126a64c8811b104ba767533992e0e7 |
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 | q4pFO42eugPgvpkc73PeoUVHu8wZoIGyH885htvR84H8LdB3BIz30Uldoj46hNwHr+z5aUdSz+aIyFn6xUFIBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:47:31.680639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057920observed c4395946f3048c0b566b9e8e32bdcc69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:31.662910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057920/manifest.jsonobserved a39ab279af99d172ed896e91e5efc584...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:31.645738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057920/publication.mdobserved f2ac6c274d75771e089c91dce769c4b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:31.627428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057920/publication.txtobserved b6f9eaa831466b3782f9205ec7ae8664...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. |
|---|