OT-2026-000011747
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-2026-000011747) never changes.
Identity and time
| Publication number | OT-2026-000011747 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1940-7d0b-8820-8d042e0f004a · 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-2026-000011747 |
| Status | PUBLIC |
Content hashes
| Canonical text | d4cafefdd72a99be2061d5622c605fa7408ec9a281efbd109edd6c060f95d150 |
|---|---|
| Markdown | 4ff13cd49538ed6704e442fe578336dcec164034c6e516c62f2f2b8c9abc6d21 |
| Publication page | e89db9d550f36c3d5d5923ad61985a9fe8d13b036936025aea5d1b87e4748ce6 |
| Manifest | 65f533f92bb53cf08abc95228faa13638a0078bb340bbba28099d7ba7a6db6c2 |
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 | tb3Lhyvye/MUgiCfIeFGqjQX/DODvzW+4UTHBIxdNfXcbusfQ3tPInOKqcrijddNrTpdXB3UYrvObMWtbDr/DA== |
| 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
| 2026-09-17T12:12:27.190237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011747observed e89db9d550f36c3d5d5923ad61985a9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:27.167770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011747/manifest.jsonobserved 65f533f92bb53cf08abc95228faa1363...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:27.146590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011747/publication.mdobserved 4ff13cd49538ed6704e442fe578336dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:27.124772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011747/publication.txtobserved d4cafefdd72a99be2061d5622c605fa7...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. |
|---|