OT-2026-000020375
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, pulsed blow-off before set-down
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-2026-000020375) never changes.
Identity and time
| Publication number | OT-2026-000020375 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-7632-92ba-06f803f637d9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020375 |
| Status | PUBLIC |
Content hashes
| Canonical text | bc0dc16e3c805a4921b6b2ab9c724d64db9870864968ff44f737a1aae073723a |
|---|---|
| Markdown | 018708a545286928df448c0f9ca295606552a5a293851c8f07c378c231d95092 |
| Publication page | b7b62485bc626842df17ad518905a7d530a073c804621e71d524cd68a4b7a3e9 |
| Manifest | bdd8385ce29af277d4ec90d3ce2f9150b01a171ac57193f65cb3fe2d6c2819cd |
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 | RtUmx09zp7z1qsK5MC3UH6mIZ2VhiXGPMwp0yehEEInVYFHHdZjAtkTz5DkjNHnD6F6NPfTuxAh2PW4kVOuUDw== |
| 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
| 2026-09-17T12:00:15.486565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020375observed b7b62485bc626842df17ad518905a7d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:15.454990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020375/manifest.jsonobserved bdd8385ce29af277d4ec90d3ce2f9150...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:15.425379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020375/publication.mdobserved 018708a545286928df448c0f9ca29560...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:15.392937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020375/publication.txtobserved bc0dc16e3c805a4921b6b2ab9c724d64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.538946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020375observed b7b62485bc626842df17ad518905a7d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.519986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020375/manifest.jsonobserved bdd8385ce29af277d4ec90d3ce2f9150...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.501733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020375/publication.mdobserved 018708a545286928df448c0f9ca29560...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.482328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020375/publication.txtobserved bc0dc16e3c805a4921b6b2ab9c724d64...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. |
|---|