OT-2026-000011742
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-2026-000011742) never changes.
Identity and time
| Publication number | OT-2026-000011742 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1940-7a74-b76a-76e35e973470 · 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-2026-000011742 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7fbd2c515d1fa15c439ee3a542e92f5bb3950594d4abd0562da33a9f0d6bbe57 |
|---|---|
| Markdown | a2090680ae8ea43ef08739478a13b1d62dfc6003aef7659ea262a3e3f26bf2d4 |
| Publication page | 9e36ef0539c30539ca95b96192f80cd18afe50394aec6e3e3fe761c7c3a29829 |
| Manifest | 7cd8e63be172bb4e6cde70035329db574966b1734dce290d1c1385c542b8e71c |
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 | HuXjhdNEEYRqw/Gr9rcPbDQxKxPu/iTe+gybgL4C2Z6tr57fxPP/8RYXH8FIZfzzetxkanCPjWcJPLlCPhd7Bw== |
| 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
| 2026-09-17T12:12:26.722446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011742observed 9e36ef0539c30539ca95b96192f80cd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:26.701892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011742/manifest.jsonobserved 7cd8e63be172bb4e6cde70035329db57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:26.681798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011742/publication.mdobserved a2090680ae8ea43ef08739478a13b1d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:26.662076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011742/publication.txtobserved 7fbd2c515d1fa15c439ee3a542e92f5b...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. |
|---|