OT-2026-000100542
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum 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-2026-000100542) never changes.
Identity and time
| Publication number | OT-2026-000100542 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66f1-7c1c-8326-85885fd54465 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100542 |
| Status | PUBLIC |
Content hashes
| Canonical text | dbe0a3215d2ce78fe98235795464119e280e5ccf211da183650b2365da1beeb7 |
|---|---|
| Markdown | 2f985210f27f491989c6c9fc22afcef2d531a05b90875d8c68c33ba28009cec1 |
| Publication page | a205f4eb0b78ae9665c454cfd4c8bed030f2c477fe892f2cd3d690ca919e5777 |
| Manifest | 6474341a0e9428b007a1639140edc3f37a446a7f6fab60c9da238957a4e01925 |
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 | FURGdPJjyW5hABOLM/5/UA5TDxgJxf5cTm2QvkypWLKzFeYlmGcDFJd8or8oF3lGhvi80e2WwQanbOy7T7coAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:27:18.875610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100542observed a205f4eb0b78ae9665c454cfd4c8bed0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:18.858319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100542/manifest.jsonobserved 6474341a0e9428b007a1639140edc3f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:18.839319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100542/publication.mdobserved 2f985210f27f491989c6c9fc22afcef2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:18.822620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100542/publication.txtobserved dbe0a3215d2ce78fe98235795464119e...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. |
|---|