OT-2026-000020185
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000020185) never changes.
Identity and time
| Publication number | OT-2026-000020185 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7400-a59f-889c180d5c25 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020185 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7f04859ed68026f67cd49d6c6d65f7679c12f8912cf03a937761b5b48e5e3ff |
|---|---|
| Markdown | c516995b8ed1238e60e388777d1483d216ef611b232a1a933ab17a17b212ae1f |
| Publication page | ad0e69f6745e8db7f1a2e8996c0434a6f8b6db3ad6367c7a8004fff8a81a44b3 |
| Manifest | 3302b5914473b1c4b772b86857678049c645dd87f3ed9d11ddae1a9a982b9ec5 |
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 | agKU/+4Gwk9l7lMWpabG37V6tG544MmhxaYAzUE7o/EGuIYazKKVnnRN2q9DHE8g62F2fAs4YJSKQ0sOHCZ2BQ== |
| 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
| 2026-09-17T11:56:30.601261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020185observed ad0e69f6745e8db7f1a2e8996c0434a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:30.581203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020185/manifest.jsonobserved 3302b5914473b1c4b772b86857678049...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:30.565196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020185/publication.mdobserved c516995b8ed1238e60e388777d1483d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:30.547710Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020185/publication.txtobserved c7f04859ed68026f67cd49d6c6d65f76...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. |
|---|