OT-2026-000029072
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, sustained blow-off before 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-2026-000029072) never changes.
Identity and time
| Publication number | OT-2026-000029072 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9f-7036-9aa0-f50e8d7c7807 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029072 |
| Status | PUBLIC |
Content hashes
| Canonical text | 43538f229d1631aaffe1d671ff74af396a580fc764ca3d5672cb7a21e1976ee9 |
|---|---|
| Markdown | 70756579bdc30b69a203cd256ed52cd5fe301e95488e94df0b77ac88eb2409d3 |
| Publication page | 4df07dd08827b4368c7c203f75e579e8e99fd97a3b3997ddf35112ae8bd29b8a |
| Manifest | 47d365dea79b3819ea24695ea6381dc300fdb19aae68fd0b05b8d468bd553839 |
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 | R/7uzdDEDReO704bbsfJSs5ci9SROyhd6kVQGSS4F40DXFRPD6FQ2ZJcvkgJsr9yZYJAlg7KgXlmIVmjJeyDAA== |
| 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
| 2026-09-17T08:20:45.955072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029072observed 4df07dd08827b4368c7c203f75e579e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:45.937018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029072/manifest.jsonobserved 47d365dea79b3819ea24695ea6381dc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:45.795610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029072/publication.mdobserved 70756579bdc30b69a203cd256ed52cd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:45.535049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029072/publication.txtobserved 43538f229d1631aaffe1d671ff74af39...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. |
|---|