OT-2026-000100427
Publication integrity record
Three bellows cup vacuum gripper, three 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-2026-000100427) never changes.
Identity and time
| Publication number | OT-2026-000100427 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66ef-7ff1-98fc-698342926a79 · 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-2026-000100427 |
| Status | PUBLIC |
Content hashes
| Canonical text | e8f2ddfaf0667d53e6010c2cb73717b9a0038188984a539e1ba3673155b1de00 |
|---|---|
| Markdown | 62aa447e9dd68159bca32b55789d631badfe0f03945e78deed97f98021525f18 |
| Publication page | 9cba0fe4141554cbfd726ac48c6622eb9daa874cadcccfc1101deb4b5500b808 |
| Manifest | b939b9a74491009a158bd88245043716e05f5d53096c2a5958a43605ab11bd90 |
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 | JYrWPeTlNpDdcZUX8smGuFD8ZTvWg7Z13ZHkU4eNl8PC7xYfJMrLGKvFkpd48+C6OdIftlkGyzUuTsxQUVK0Cg== |
| 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
| 2026-09-17T09:27:10.111171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100427observed 9cba0fe4141554cbfd726ac48c6622eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:10.093131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100427/manifest.jsonobserved b939b9a74491009a158bd88245043716...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:10.075536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100427/publication.mdobserved 62aa447e9dd68159bca32b55789d631b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:10.059300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100427/publication.txtobserved e8f2ddfaf0667d53e6010c2cb73717b9...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. |
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