OT-2026-000013870
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000013870) never changes.
Identity and time
| Publication number | OT-2026-000013870 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-74b3-92df-1773893fe295 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013870 |
| Status | PUBLIC |
Content hashes
| Canonical text | 97b6919c08d4fa31a030f0f68428f55e69e7c21ae7eb604400534f5863c5f2b4 |
|---|---|
| Markdown | ec5f1275331822287a6203d52fe17d83d8e5f7092a4f06983cd0bb7c5c121353 |
| Publication page | 80d4fb15d08a3c5f9fdf8a145faa4331244fc1c526bd86bbfea5b455f4344ec7 |
| Manifest | 17fa94ec504c47fbf9f554991fdcd9136a5d91473e7a82b75ccfc7250f1b173e |
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 | LFdn8ZXUgBXjuC76scCGOgGBDx4wbgzyDAwt593Vtq4J4ltvrzu4gcAQ7L6L0wc83Ntg7sWoWkKQ1bc96UmgDA== |
| 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
| 2026-09-17T12:08:59.127435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013870observed 80d4fb15d08a3c5f9fdf8a145faa4331...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:59.109667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013870/manifest.jsonobserved 17fa94ec504c47fbf9f554991fdcd913...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:59.092103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013870/publication.mdobserved ec5f1275331822287a6203d52fe17d83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:59.070819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013870/publication.txtobserved 97b6919c08d4fa31a030f0f68428f55e...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. |
|---|