OT-2026-000100172
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, single 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-2026-000100172) never changes.
Identity and time
| Publication number | OT-2026-000100172 · never reused |
|---|---|
| Internal UUID | 01a0aea3-3052-7eb8-9908-671debfe39c6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:05.469356Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100172 |
| Status | PUBLIC |
Content hashes
| Canonical text | 00290c11c75464b274e72c5748175cdf20d4af23f4f27ee1ab9169ee4eafc0e2 |
|---|---|
| Markdown | fb575edc230093de99d6721725acdf5158b2a26201bbd1ad5ce69495d14a0701 |
| Publication page | be0e4feb2e781a8d9b63dfd26a51c5893628e98526b3c99c0a999bf36e22b059 |
| Manifest | 386ff4fbbebb3bcdb2b90c512c5492964559377738d224207bc05c2fa3cb8e6e |
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 | tTVTO/P2TG9jboFsv1yDSumRkr3MROvvpYfSWtVDiHnE9O7O3w0IrvC/BI/u8oOexvQk0++CEu/CiDqm9lP1DA== |
| 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
| 2026-09-17T09:27:53.022801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100172observed be0e4feb2e781a8d9b63dfd26a51c589...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:53.003285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100172/manifest.jsonobserved 386ff4fbbebb3bcdb2b90c512c549296...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:52.985474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100172/publication.mdobserved fb575edc230093de99d6721725acdf51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:52.964376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100172/publication.txtobserved 00290c11c75464b274e72c5748175cdf...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. |
|---|