OT-2026-000027663
Publication integrity record
Four cup vacuum gripper, four zone face, 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-2026-000027663) never changes.
Identity and time
| Publication number | OT-2026-000027663 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6999-711c-b390-7ddd0cba2436 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027663 |
| Status | PUBLIC |
Content hashes
| Canonical text | efec749e2f450e05e406a4a561a45b3fc409ac938a23e17741175f60553deffe |
|---|---|
| Markdown | 5dcafae31e54a0f258552958f3c9f3effdea386dc4df58bd5c11c9f52341776f |
| Publication page | c68b14192854507ab8d445fb4efc6139f6b163b03ca6a6b4df4c5536504ddafb |
| Manifest | 4d8e893c5df15bf32d44a0655508b82e0f4140e25cf209a07ea75b65f6499354 |
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 | 5+LsBNGjvMZLW9mwcwEL7LzuEm3uXW5vpODj1SfCp9yKOsWN/+6JFryudzNFBvYOyG1osltmrl8Ei7ixj1dxAg== |
| 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
| 2026-09-17T11:43:11.758044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027663observed c68b14192854507ab8d445fb4efc6139...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:11.740692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027663/manifest.jsonobserved 4d8e893c5df15bf32d44a0655508b82e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:11.722968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027663/publication.mdobserved 5dcafae31e54a0f258552958f3c9f3ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:11.706728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027663/publication.txtobserved efec749e2f450e05e406a4a561a45b3f...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. |
|---|