OT-2026-000006654
Publication integrity record
Vacuum cup gripper, four zone face, plant vacuum fed, vented after set down, polyurethane cups
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-2026-000006654) never changes.
Identity and time
| Publication number | OT-2026-000006654 · never reused |
|---|---|
| Internal UUID | 01a0a962-d130-7c07-b198-13ffce00e241 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:43:40.723020Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006654 |
| Status | PUBLIC |
Content hashes
| Canonical text | f662d0ca5547632ff652c340dac20d09bf471941c7df9b3f65fdbae618fb5d53 |
|---|---|
| Markdown | c849b533df637a79288aad9bb35d2edf246c223e60695719dfbc499ab2d2a62d |
| Publication page | e16445537da2183b9e66c1417c593ecc337d682abcca2e96a80c64185446106f |
| Manifest | 6ac9027023a89b00959faaa299b511a002477135b58ecb863bdaf3d17e76350a |
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 | WnCurxe4CqZlz8HX9g7Q3xG6yeUDsiSw1EusCCorZQ+reYlF+MzTFliu8m0yY4zXJLE8QVE9gdXND0P3CZJNDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:50:20.755041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006654observed e16445537da2183b9e66c1417c593ecc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:20.742666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006654/manifest.jsonobserved 6ac9027023a89b00959faaa299b511a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:20.730625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006654/publication.mdobserved c849b533df637a79288aad9bb35d2edf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:20.717191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006654/publication.txtobserved f662d0ca5547632ff652c340dac20d09...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. |
|---|