OT-2026-000029744
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, 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-2026-000029744) never changes.
Identity and time
| Publication number | OT-2026-000029744 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e24-7c2e-a2a9-cc5653a22d38 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029744 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7555b562a4668e38be1964b0cbeae2cad24a996841d3185e817f9c74f2155621 |
|---|---|
| Markdown | 02321d4c455af1f258cd5b78c64c17dbe76b8e65abfcc66c4b5b260bf07f356d |
| Publication page | 0c26db52c52ecd453cae5440df770417aa54c1a1907ff3134733628d703ba7cc |
| Manifest | 3b27d10a39a1176aa99720c288c51b298df6fa486695ed4b8b571be15e688da0 |
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 | Xf+MJWxHCfySDsY7SHEGi+L+heZurV0c/iJEJPBAKSW3vfbaMiVN6Mjej4/Ni6yYtbLcBVluVqz72/J7bLkyDQ== |
| 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
| 2026-09-17T11:39:29.970440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029744observed 0c26db52c52ecd453cae5440df770417...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:29.950299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029744/manifest.jsonobserved 3b27d10a39a1176aa99720c288c51b29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:29.931718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029744/publication.mdobserved 02321d4c455af1f258cd5b78c64c17db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:29.913844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029744/publication.txtobserved 7555b562a4668e38be1964b0cbeae2ca...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. |
|---|