OT-2026-000020851
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, two 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-2026-000020851) never changes.
Identity and time
| Publication number | OT-2026-000020851 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7e06-b270-5d3cccb11a6c · 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-2026-000020851 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3306298ff699f86990fdf92793825e140682baeba93ddf7cb7b9bdbf33b2c9fb |
|---|---|
| Markdown | 3a693b352bb36d60a2922c7851ac1aad61edb00cfc39f3d2ccd1aca2152bfbc0 |
| Publication page | 21180e79401bf51d967b693bfa4f8011c834823d4a7cd10524ffd30e7008691b |
| Manifest | 3aacf823d4cc9575c878b7a1e554ccf50227449f9f5b0ef99edaabf0184b939e |
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 | RIW1uooJVAq51bmWmZrueNJWddkH7Mzho2xMQee4ncry6Q86Gq0wE91VvyPGGn56ps4Iu7ok0mKPiZIWWFvHDA== |
| 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
| 2026-09-17T11:55:57.007497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020851observed 21180e79401bf51d967b693bfa4f8011...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:56.990218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020851/manifest.jsonobserved 3aacf823d4cc9575c878b7a1e554ccf5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:56.971540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020851/publication.mdobserved 3a693b352bb36d60a2922c7851ac1aad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:56.953794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020851/publication.txtobserved 3306298ff699f86990fdf92793825e14...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. |
|---|