OT-2026-000041320
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000041320) never changes.
Identity and time
| Publication number | OT-2026-000041320 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b144-712f-a502-81af9c99ad36 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041320 |
| Status | PUBLIC |
Content hashes
| Canonical text | 994db9f4bb022f744846b87df5f8031e50640b71e3b0d7c39f02a6de7647b336 |
|---|---|
| Markdown | b4b265d6210dd0f71eb4ec41d47d5889dc689b785c50ecaeef94bc6ba3fe6b0e |
| Publication page | 5adc52d2e75a4b9b38424c1e37d5630bb68856e4b930f409ad0469d2717cd12f |
| Manifest | 188d2d9c3c94263dc148248ad926c9e29eb067e927f839c91dd2f8dc194b0c54 |
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 | Wp++29/o37ZQSVPLACWjvYje5pIMrOvXcx+yy5kFlJhXYjsJAn1mI9HuNHbFujQTEeOCTgnozCQOY5fb86WYBA== |
| 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
| 2026-09-17T11:17:18.622620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041320observed 5adc52d2e75a4b9b38424c1e37d5630b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:18.604339Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041320/manifest.jsonobserved 188d2d9c3c94263dc148248ad926c9e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:18.584829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041320/publication.mdobserved b4b265d6210dd0f71eb4ec41d47d5889...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:18.565509Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041320/publication.txtobserved 994db9f4bb022f744846b87df5f8031e...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. |
|---|