OT-2026-000011787
Publication integrity record
Four finger electric gripper, 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-2026-000011787) never changes.
Identity and time
| Publication number | OT-2026-000011787 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1941-778f-a047-b9b683b60cde · 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-2026-000011787 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7a81ffea3b898187d513557f6e7c471d45a06e22ebc9d559e14ff64da3eb740b |
|---|---|
| Markdown | cbdefcd389a9f336d771f35d105296aa9aa207dd3598175e83d372faf248aa67 |
| Publication page | d0eac94b4d3469e7a4feaca78fbb49d493692648ee6758cd760b15c2fc7c3089 |
| Manifest | f63b1d499a2345ac4eeea5d3909de402d917601ae3a2895ddf7de430db4c4167 |
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 | qiPqx54vPAQWXqF9xCM1pGacEViA9P2GLbPENKI0O4Vbg1NE1sQpqF/aIkOltelrkPqsiODlRWNVBpcsHSrBBA== |
| 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
| 2026-09-17T12:12:30.498468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011787observed d0eac94b4d3469e7a4feaca78fbb49d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:30.478589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011787/manifest.jsonobserved f63b1d499a2345ac4eeea5d3909de402...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:30.458050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011787/publication.mdobserved cbdefcd389a9f336d771f35d105296aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:30.438426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011787/publication.txtobserved 7a81ffea3b898187d513557f6e7c471d...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. |
|---|