OT-2026-000022147
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, two 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-2026-000022147) never changes.
Identity and time
| Publication number | OT-2026-000022147 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fb-7b2b-981b-7dd6952590ce · 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-2026-000022147 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8022f07fb8610260cb3d536f1cda9b709585ba4119bb719ed07127eac0adaeb1 |
|---|---|
| Markdown | d31e9432e2dfb199e84b262859f2f2cc8981a98c5168f311239c13631bc5a38d |
| Publication page | 447540c2718d88ef0a8f9ab05dce8f168cdcf730f8319e46ba225e3865a0d312 |
| Manifest | 7fb2678a359607c6b6c1f131269c7f20364d5ea743ce4a565e1b69df547cb1e4 |
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 | dk5O2ppa6PO8wSjiI+bWOzgjW/vQ79Aw13FLZAO8itq4Hhc45RSpa8pHTFrpocXBp1ZEVfz1CJmVqXGmQSRvBw== |
| 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
| 2026-09-17T11:52:49.428055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022147observed 447540c2718d88ef0a8f9ab05dce8f16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:49.410105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022147/manifest.jsonobserved 7fb2678a359607c6b6c1f131269c7f20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:49.389444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022147/publication.mdobserved d31e9432e2dfb199e84b262859f2f2cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:49.371597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022147/publication.txtobserved 8022f07fb8610260cb3d536f1cda9b70...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. |
|---|