OT-2026-000028951
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pulsed blow-off before set-down
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-2026-000028951) never changes.
Identity and time
| Publication number | OT-2026-000028951 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-765e-aa45-1eb4b434849e · 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-2026-000028951 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7689a84b741a8b2b7e8fb0fc2ff4770d11e38fc710f8d1b8ddbc2e1f8c9253ea |
|---|---|
| Markdown | 46c93645d2164f6ecfafcf804688bd42289029ac9fee5788925f8c08b42d5fd9 |
| Publication page | 91e1b1315ec96e3ac35a9d842139757d2b00590bec0672bc56abdd0a966bea3e |
| Manifest | 2de8cd2aad6e89fa3f3aae54a9af5ea02d5fc466dccf6ca2e3ce16cf6863a6ba |
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 | NgsfyK6IHqProIcm9FdJ9FZG/ghzrEBr5hd0jpNvFS6hnTofJarW1f+xt+yKXp45cfQtuPDkjBkJqXpZ4IswAQ== |
| 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
| 2026-09-17T08:20:25.536290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028951observed 91e1b1315ec96e3ac35a9d842139757d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:25.515166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028951/manifest.jsonobserved 2de8cd2aad6e89fa3f3aae54a9af5ea0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:25.497788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028951/publication.mdobserved 46c93645d2164f6ecfafcf804688bd42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:25.480000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028951/publication.txtobserved 7689a84b741a8b2b7e8fb0fc2ff4770d...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. |
|---|