OT-2026-000048563
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000048563) never changes.
Identity and time
| Publication number | OT-2026-000048563 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de7-75ec-b733-b34a87981655 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048563 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b5f08a46fdb11f715a332b392cd80594210c47d374408434c9220688880ada0 |
|---|---|
| Markdown | 0708394e3d26f02a05d86de9873f266e8b1467f2a041ab0ad17012151517fa1b |
| Publication page | e1fb741f445c0b5e295c312eb65bdc7b140da1b600c5f2b1b1bd0fcc7d91eb99 |
| Manifest | d873dd0391145e38bfb57f3ffbd6766f26608488959e148ea1911a105ac4fee5 |
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 | wgc3o0Kj9idEWOhiWhYtB1yW813nTEBdjEUc2bQnlEtgP8rt3LRU00lDVgFZCHKOMViZWlwazFbKNEGLzWfVBw== |
| 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
| 2026-09-17T11:05:21.805161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048563observed e1fb741f445c0b5e295c312eb65bdc7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:21.781791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048563/manifest.jsonobserved d873dd0391145e38bfb57f3ffbd6766f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:21.762354Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048563/publication.mdobserved 0708394e3d26f02a05d86de9873f266e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:21.743432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048563/publication.txtobserved 7b5f08a46fdb11f715a332b392cd8059...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. |
|---|