OT-2026-000029178
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000029178) never changes.
Identity and time
| Publication number | OT-2026-000029178 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa0-709f-ad27-6b74c0f7fad6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029178 |
| Status | PUBLIC |
Content hashes
| Canonical text | d29b504499f82d4f251e28efa278543b64f59b72c2f36ca5a39892c171eb559a |
|---|---|
| Markdown | 029c49d8e819f9a044915b91a1bfa6d8ba6e4fde9b23453fd62e4aec96ad156c |
| Publication page | db3ef7e86b962d219771d6b3079af5e06da05b08c117f313183ba7cef4acf166 |
| Manifest | 57422844203b84707f4cad9bfe4ead4743ccce36859e5dbad7db86453f076dc8 |
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 | I67WN6PHLCd4jqbh7GQwvrfuY72gvUUPMyhQDw/42v92tCHbq+MdFkbdsR7pC4bem5LiM4Xykjarb7D3z2bpCg== |
| 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
| 2026-09-17T11:39:40.658659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029178observed db3ef7e86b962d219771d6b3079af5e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:40.640601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029178/manifest.jsonobserved 57422844203b84707f4cad9bfe4ead47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:40.622521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029178/publication.mdobserved 029c49d8e819f9a044915b91a1bfa6d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:40.604536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029178/publication.txtobserved d29b504499f82d4f251e28efa278543b...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. |
|---|