OT-2026-000019534
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two 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-2026-000019534) never changes.
Identity and time
| Publication number | OT-2026-000019534 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-7d92-bcec-83e6eb4cd1aa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019534 |
| Status | PUBLIC |
Content hashes
| Canonical text | e65c2f4f772d862047fdb903429c488d0a750f9d2712db5c44c36dd4929af5f0 |
|---|---|
| Markdown | 59a7bc8a0c0746d18cdd21e7365f4d6580ffbe04d4becec092e90c0010329228 |
| Publication page | 953108b2e098c9c94d93af9fa03b303ae684a38de4af16a91dd59bff6eb53f89 |
| Manifest | df93c29731fb622662d1c81ca7b6ea7af2deb13b9d5fad0203f87b948f8dd3bd |
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 | 6TMJewtl1NFd2jquvol97hP5/egNk31lrsyKy8rBtd0WG+o/vlwplbjFPwglAAnk2tG+WCYCLJSKyspTNxi3AA== |
| 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
| 2026-09-17T11:58:58.387440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019534observed 953108b2e098c9c94d93af9fa03b303a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:58.369530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019534/manifest.jsonobserved df93c29731fb622662d1c81ca7b6ea7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:58.351143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019534/publication.mdobserved 59a7bc8a0c0746d18cdd21e7365f4d65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:58.333765Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019534/publication.txtobserved e65c2f4f772d862047fdb903429c488d...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. |
|---|