OT-2026-000090735
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000090735) never changes.
Identity and time
| Publication number | OT-2026-000090735 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-7913-9df9-b3651d4787f1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090735 |
| Status | PUBLIC |
Content hashes
| Canonical text | b4e1a164993ae2125cf5a659a41d92df2484e85cd896667d0a50b05a48153610 |
|---|---|
| Markdown | d8ee7808cebfdb866821398cd547b43a0af447ed7780bc729e9d1d90dd46e983 |
| Publication page | 8dec2d7c17405bd83ec0991e5832bfef2e3299be5140cad2e635791c054c10a5 |
| Manifest | 376d917aae2f30021688bc8e1fba5509f6f8a8169a5413a319b230acf892944a |
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 | WzQfkDkIWq+Wcio0Lj5cwAehWtnd5CV0MUyXgPevyfD+HMSrzkpdA1NDLFwpBkrlE+5TIc/cKnp1mPy1lKy3BA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:55.436996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090735observed 8dec2d7c17405bd83ec0991e5832bfef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:55.419792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090735/manifest.jsonobserved 376d917aae2f30021688bc8e1fba5509...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:55.396993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090735/publication.mdobserved d8ee7808cebfdb866821398cd547b43a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:55.379136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090735/publication.txtobserved b4e1a164993ae2125cf5a659a41d92df...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. |
|---|