OT-2026-000020264
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, 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-2026-000020264) never changes.
Identity and time
| Publication number | OT-2026-000020264 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-720b-9a83-948426325122 · 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-2026-000020264 |
| Status | PUBLIC |
Content hashes
| Canonical text | 439ca7e976d8b6858f0c4396dca33a115776c0016f18de16d43a85b7160524a3 |
|---|---|
| Markdown | b1f384b0adf1b49c54aa284347ad6329d9d1b810eecbc714b938a315b026e7c2 |
| Publication page | 1e8df5cfaefb20f578f6a26cb0135ffa9eae2d6c04b6a8bfc6b525ca3ca7b473 |
| Manifest | aa82807096eba533e000c27f35a752bd8bb2cc59717479f92236713050665103 |
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 | VjBi7Z4Gm78m/JUTA4HzGLUuCFntK8pU86r5iTPNCcmDONS5vRlCb0fMf8Xky3ZdSME3XLcM061Eif1jPw3GCA== |
| 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
| 2026-09-17T11:56:36.692011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020264observed 1e8df5cfaefb20f578f6a26cb0135ffa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:36.672312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020264/manifest.jsonobserved aa82807096eba533e000c27f35a752bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:36.654008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020264/publication.mdobserved b1f384b0adf1b49c54aa284347ad6329...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:36.635099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020264/publication.txtobserved 439ca7e976d8b6858f0c4396dca33a11...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. |
|---|