OT-2026-000050815
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, 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-2026-000050815) never changes.
Identity and time
| Publication number | OT-2026-000050815 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b2-7117-bffe-03173b498801 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050815 |
| Status | PUBLIC |
Content hashes
| Canonical text | 389e8883f0c3564a44ec5e7bb102c7bff451fc8df912c032ed4ef995285ce332 |
|---|---|
| Markdown | 914505bbecd18a9f10dfe2e595ce9d3c3aa19c360cdaccdf5b7945c3a64b7180 |
| Publication page | 503f06ab053bbaf1043a96deedcf2920e38efc5337c37dc9340fa24d02ad6738 |
| Manifest | a8fca68925e7823a4a0623a1a06f5b8ccd6cde3aa3db50ab87d650a85dff8aa2 |
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 | swSK7zxXCmbORTxE25tua3pqEVMkTNF3XxBXk52as89WHIcOpc53Wg6cUgLVpH0Eplaewr4h1N2mutraKoqiBg== |
| 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
| 2026-09-17T11:00:21.703267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050815observed 503f06ab053bbaf1043a96deedcf2920...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:21.663301Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050815/manifest.jsonobserved a8fca68925e7823a4a0623a1a06f5b8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:21.640455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050815/publication.mdobserved 914505bbecd18a9f10dfe2e595ce9d3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:21.618945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050815observed 503f06ab053bbaf1043a96deedcf2920...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:21.617554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050815/publication.txtobserved 389e8883f0c3564a44ec5e7bb102c7bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:21.591292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050815/manifest.jsonobserved a8fca68925e7823a4a0623a1a06f5b8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:21.565270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050815/publication.mdobserved 914505bbecd18a9f10dfe2e595ce9d3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:21.533020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050815/publication.txtobserved 389e8883f0c3564a44ec5e7bb102c7bf...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. |
|---|