OT-2026-000090506
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, sustained 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-2026-000090506) never changes.
Identity and time
| Publication number | OT-2026-000090506 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-7fac-98f7-141b4a02f3b7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090506 |
| Status | PUBLIC |
Content hashes
| Canonical text | b6be5959fc845208d1f02d54e7ed4d6f2862da50c8a42a852f0fa65130df4211 |
|---|---|
| Markdown | 61ef1e7734660aeb0b64039f40f15f957ad48a5020988da6cad1d0caf8dfe722 |
| Publication page | c4f03c8d68ab83c351a185b8e222b41aed696b47533c38a5657b961057aa41e1 |
| Manifest | f9ccd0f82dfbb1326b1e3ca2f82ab133a5cbbf3a7f07b854671d2350b2cbe622 |
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 | s8YfeqwnmQNuW/n3ed0Sf4e2NrT0NHAB4+VGj1K7o1nmAdOcmjyzx7Gw1Wim6FyNMv6YpNqBUAwp0FrBGA2MBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:38.997533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090506observed c4f03c8d68ab83c351a185b8e222b41a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:38.980684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090506/manifest.jsonobserved f9ccd0f82dfbb1326b1e3ca2f82ab133...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:38.962573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090506/publication.mdobserved 61ef1e7734660aeb0b64039f40f15f95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:38.944261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090506/publication.txtobserved b6be5959fc845208d1f02d54e7ed4d6f...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. |
|---|