OT-2026-000011972
Publication integrity record
Four finger electric gripper, stripped after 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-2026-000011972) never changes.
Identity and time
| Publication number | OT-2026-000011972 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1942-7633-9e7b-de6a62de4b33 · 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-2026-000011972 |
| Status | PUBLIC |
Content hashes
| Canonical text | aee3b1787f170e985f7a0bb09763f2a02ff2cc309fb0afd7fc5a09247ebad600 |
|---|---|
| Markdown | 5c55bc7af7fa6fdf74b481ee791708e303c98f0d671d4f74c03eedf2f657974a |
| Publication page | 10631424c1fb3dbb8470e18c5c79c34c4ea33d9f97e7fbb1982bf9a4485165b6 |
| Manifest | a7e554ef02d534ea2d621075b156b4ce4d271baf8255e1c17f8c28b9e7df0c4c |
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 | lMjBO3tjPInMb+qDwPsdrdsofzimBgwj6tyysdYT5Y6Q1GbwtdB9GRtZ/y2vE6QIxGmL/bOVGyp2iwSvZT1+CQ== |
| 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
| 2026-09-17T12:12:49.599411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011972observed 10631424c1fb3dbb8470e18c5c79c34c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:49.580906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011972/manifest.jsonobserved a7e554ef02d534ea2d621075b156b4ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:49.562839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011972/publication.mdobserved 5c55bc7af7fa6fdf74b481ee791708e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:49.543219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011972/publication.txtobserved aee3b1787f170e985f7a0bb09763f2a0...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. |
|---|