OT-2026-000011682
Publication integrity record
Three finger pneumatic 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-2026-000011682) never changes.
Identity and time
| Publication number | OT-2026-000011682 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1940-763b-aee1-8d49e32af93e · 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-2026-000011682 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd12552ed33a2bf5a384600c93f9a017ea832f43750decdadb3251c2cf5d4a6d |
|---|---|
| Markdown | 90ee330c94808dfbdfc588971157f678b55f52a08756f2b4ba4b2134cac8ae24 |
| Publication page | 13f0646a4894d769d34716c6d939f71ad5ebea9d54c0b97c567f14fbee46c52c |
| Manifest | 383146163280deb13040156615acd6ae6340524a624d2a91b3304e28bd78f76e |
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 | 7nrWO599jXDu9fQVMqtD8hHEUiarxhM1ht2tAkh6pFSF9jHe+ncSkv7pekHbSZjU50L2SUETg0QMaYPSqlxZBQ== |
| 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
| 2026-09-17T12:12:16.849614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011682observed 13f0646a4894d769d34716c6d939f71a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:16.831050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011682/manifest.jsonobserved 383146163280deb13040156615acd6ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:16.813106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011682/publication.mdobserved 90ee330c94808dfbdfc588971157f678...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:16.794010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011682/publication.txtobserved cd12552ed33a2bf5a384600c93f9a017...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. |
|---|