OT-2026-000057408
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000057408) never changes.
Identity and time
| Publication number | OT-2026-000057408 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5be-7810-9d68-45a01163834a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057408 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca3ffec5489e007118da21cdf668126b689800b21829b1b27579f0a2acf0fb5a |
|---|---|
| Markdown | 3c8abe0841da4f30dbc039b32ac80f3c48b5d6fe0fab04e5cca9e47693441949 |
| Publication page | 6f8c65125236885166a493c3032ab31ee2acb2cb48eda79024389d588ef200e2 |
| Manifest | 9b2f0918879fd8e5854ae55f8e049e84539f1df7fbc16222e7e6a786b50a137b |
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 | jfUoFIPSoEveGeO9MBLACXNjuVzU0kIQ8ZlGsBcE1K9rbuBsB09aU9v3qSVr3BFQSHq9ulJnTiNzrYAUIZ5+Dw== |
| 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
| 2026-09-17T10:49:41.803053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057408observed 6f8c65125236885166a493c3032ab31e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:41.784923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057408/manifest.jsonobserved 9b2f0918879fd8e5854ae55f8e049e84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:41.766909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057408/publication.mdobserved 3c8abe0841da4f30dbc039b32ac80f3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:41.750144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057408/publication.txtobserved ca3ffec5489e007118da21cdf668126b...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. |
|---|