OT-2026-000031731
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000031731) never changes.
Identity and time
| Publication number | OT-2026-000031731 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-7373-a00c-4ee0a4aac074 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031731 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2c4ed0749401a70b9e73a8b2fca2a3ac5c2d70f90ec8a7258e9846304459cb6c |
|---|---|
| Markdown | 7d18b6333ca82fd5e31ae717d2d19fbb229987f07d728f51d0b81da00f6536d6 |
| Publication page | 38c5b442d874e42518da2026aaf5cb8119d833a5b48f75b49b4c84987e14dc26 |
| Manifest | fe84b5f7d8a10ed69f424c0c57fb9f6a0e3ebbb94f133da20cccb73e79f6a1de |
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 | pqjN9aTig3KVAxV74iN11/k9GHcnqnIbeNcUf4hDx8TuDxbDJWsQwWOI9BChu/no1z+7BrARwc+3uhOnBasPDA== |
| 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
| 2026-09-17T11:34:50.736471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031731observed 38c5b442d874e42518da2026aaf5cb81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:50.719536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031731/manifest.jsonobserved fe84b5f7d8a10ed69f424c0c57fb9f6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:50.703012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031731/publication.mdobserved 7d18b6333ca82fd5e31ae717d2d19fbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:50.685035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031731/publication.txtobserved 2c4ed0749401a70b9e73a8b2fca2a3ac...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. |
|---|