OT-2026-000020757
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000020757) never changes.
Identity and time
| Publication number | OT-2026-000020757 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-721b-8869-707ca4c6a924 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020757 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3b0fa2abdd20d8a367f2736a79e0ec3ddfd9cf39e029bd8c49f2fb47d5b57022 |
|---|---|
| Markdown | ec2a6acf578f0ce96b8615c7ad90f1c32e3f620053d20999f7d72a76bb6e7278 |
| Publication page | c313595f750e165d8ca1784ec922b2b2672132500c12594bf60c710b8390b71b |
| Manifest | d801dd62d2a7f28ebfc9481afb012d76de30848fc183de017c0a5344eb172c6a |
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 | zkt0KP1kvCZHNFbUSjj+osq46wnpRWSl5kDd72Rxj4wDr9lxcspFJY8PaBNRBSoXYeExFvNG7hCNsnTQwAE8AQ== |
| 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
| 2026-09-17T11:55:49.819590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020757observed c313595f750e165d8ca1784ec922b2b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:49.802147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020757/manifest.jsonobserved d801dd62d2a7f28ebfc9481afb012d76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:49.784861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020757/publication.mdobserved ec2a6acf578f0ce96b8615c7ad90f1c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:49.767839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020757/publication.txtobserved 3b0fa2abdd20d8a367f2736a79e0ec3d...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. |
|---|