OT-2026-000011657
Publication integrity record
Four finger electric gripper
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-2026-000011657) never changes.
Identity and time
| Publication number | OT-2026-000011657 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1940-7c15-9006-174ed0c20198 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011657 |
| Status | PUBLIC |
Content hashes
| Canonical text | 48c5cabf1f503359bb9599326ad76dee354549dc984d851d2d7af7a331cddabf |
|---|---|
| Markdown | 1e64ffb69e0161785d65ff7cdc4c5e92b3cbd4b1e3c2b51cd7984e9fbfed6dfc |
| Publication page | 726b86bccc005c353d5b56529d776a60b828382c31121bf51343ab8397a69df1 |
| Manifest | af4a97df26a8919962b0dd9fd28b75804ba6c7a4a2aa1fda210b8b03409da6dd |
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 | w3j1u6qhNKxaULvJtKAxw6EU5QbpWE8A1LFYNhAWFXJ8WPucwlilHC1OWWPCCMgSigQ0mMrQDDf4qgydmD/7Ag== |
| 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
| 2026-09-17T12:12:14.805533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011657observed 726b86bccc005c353d5b56529d776a60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:14.786761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011657/manifest.jsonobserved af4a97df26a8919962b0dd9fd28b7580...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:14.768495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011657/publication.mdobserved 1e64ffb69e0161785d65ff7cdc4c5e92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:14.750825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011657/publication.txtobserved 48c5cabf1f503359bb9599326ad76dee...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. |
|---|