OT-2026-000028967
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pulsed 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-2026-000028967) never changes.
Identity and time
| Publication number | OT-2026-000028967 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-722b-96cb-311ce60d7fee · 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-2026-000028967 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1bfdb4137f5b9c31c0da53bd45d247f615b24e3f6c5c1197b19be69cbbebba68 |
|---|---|
| Markdown | a4878e58740db2299af2d3e682f72f317cd0e47b9e0e337abaa780221514e3a7 |
| Publication page | 5b2ab7efcb45eee6c443c5c0de0b627df5a5fcf53e9e21ec6139790358cb6196 |
| Manifest | 591dcb464949c18f15dca879dbedcebc80b47e78cc6942f6e87e5c7d956c739c |
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 | RikwmUFyV3JauAZ3DXqnHTMJ3eKZWcTUyblgPrt7YK2jaltHd8slIkN6OSPQJ1HsdQjt2DEePcZyGOaL/VMXAQ== |
| 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
| 2026-09-17T08:20:28.429961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028967observed 5b2ab7efcb45eee6c443c5c0de0b627d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:28.287817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028967/manifest.jsonobserved 591dcb464949c18f15dca879dbedcebc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:28.270532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028967/publication.mdobserved a4878e58740db2299af2d3e682f72f31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:28.254438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028967/publication.txtobserved 1bfdb4137f5b9c31c0da53bd45d247f6...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. |
|---|