OT-2026-000022428
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000022428) never changes.
Identity and time
| Publication number | OT-2026-000022428 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fd-71fe-b93d-a1d63a53323f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022428 |
| Status | PUBLIC |
Content hashes
| Canonical text | 973faf7a1775ab2e9a2317ff2e4737f098f66c3f92c024683e5416d3473f1609 |
|---|---|
| Markdown | 68c16e338f2c953fa9d68da8df98b403e43e139a55355229c46ffc75008f3284 |
| Publication page | a0ee489078c74f098e7f3a74c16ba57699dfa4caa33a57fc25766a9569403ae9 |
| Manifest | 657477a5701e502be20b707eb9fa0f71b40d20d237344456095a232dea1b3b30 |
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 | GuJmAtzC94KNZ9bkEeYvhIxQxoFm/fNhCrIE84A5StHSIbQQudpmK01pyy/eO1y/FWX4LOpgDRV7d/DRw5eFCQ== |
| 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
| 2026-09-17T11:53:49.134371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022428observed a0ee489078c74f098e7f3a74c16ba576...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:49.116449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022428/manifest.jsonobserved 657477a5701e502be20b707eb9fa0f71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:49.098492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022428/publication.mdobserved 68c16e338f2c953fa9d68da8df98b403...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:49.081245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022428/publication.txtobserved 973faf7a1775ab2e9a2317ff2e4737f0...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. |
|---|