OT-2026-000055875
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000055875) never changes.
Identity and time
| Publication number | OT-2026-000055875 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a49-75dc-8558-8222e7126b25 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055875 |
| Status | PUBLIC |
Content hashes
| Canonical text | 420b32cd163a653565844d76733c52013c88f76510d5a12f124e274da8fb1232 |
|---|---|
| Markdown | 51554bd9d12a1cf448f8f6bdf98aed6f5b9e6341d03772c87f58ef179a89a9ea |
| Publication page | e5e14d6b257229d3a9453cc04feea711975e10eb1c9327235d5eb5bf9ff48ede |
| Manifest | d1a4050e696c75a9f9ea450364d6f46652f971a3384352e1b80b3ebf20a35e31 |
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 | 40tpl56M2ch3caIazx9Nwys6jDwzFIv7kaFQBCsek8zMJp6zboAwRdvaugXGB0RTZaxzmqh91u0PnP0CJQhzBw== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:16.617758Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055875observed e5e14d6b257229d3a9453cc04feea711...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:16.601047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055875/manifest.jsonobserved d1a4050e696c75a9f9ea450364d6f466...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:16.582432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055875/publication.mdobserved 51554bd9d12a1cf448f8f6bdf98aed6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:16.564211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055875/publication.txtobserved 420b32cd163a653565844d76733c5201...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. |
|---|