OT-2026-000090631
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000090631) never changes.
Identity and time
| Publication number | OT-2026-000090631 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f30-7320-92b1-17e0b36be79f · 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-2026-000090631 |
| Status | PUBLIC |
Content hashes
| Canonical text | df948e792d65b0537d4b485c0709e055aa901648bb9f8fe2d77d21e4ea2b7098 |
|---|---|
| Markdown | 8c6c0c6a06f9b6ff60b8c60e938bf7a1be4fc932015f9a31007d6bc1b8ca98f1 |
| Publication page | 2132401a6ba9f723dfcbecebd02429854497467c64bfa0f8bb4e95d42b2ff24d |
| Manifest | 32cecd213affe6d2a192c87006230b64766d93bf0dace1a0f0169fd7016ec7ec |
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 | LNtfbJQIE3YVzW1eJm3e1L15s5FdI3mL7IKQjH9mVRRQ2TpoKaC45QR1lMCpKUjHPuXa5vBz6eWTmNYv67y5CA== |
| 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
| 2026-09-17T09:44:48.923226Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090631observed 2132401a6ba9f723dfcbecebd0242985...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:48.905580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090631/manifest.jsonobserved 32cecd213affe6d2a192c87006230b64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:48.884210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090631/publication.mdobserved 8c6c0c6a06f9b6ff60b8c60e938bf7a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:48.867343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090631/publication.txtobserved df948e792d65b0537d4b485c0709e055...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. |
|---|