OT-2026-000019535
Publication integrity record
Foam pad vacuum gripper, three zone face, single stage ejector, 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-2026-000019535) never changes.
Identity and time
| Publication number | OT-2026-000019535 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-71c9-b904-04cceb3f5a56 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019535 |
| Status | PUBLIC |
Content hashes
| Canonical text | e2636c541bedeb938cd87856de658b9e2e2dce7abc7043de4f4e3f5e28993ddd |
|---|---|
| Markdown | 658b54ff1e894ff9103ade602a4fbb7ad315dbb50f268d81164a3141222d424a |
| Publication page | 967ba722270846f3c35757f2d345be42e4739d879323d981fa85e411c625f38f |
| Manifest | 6654f29a84eb40f366e3f729af20238eb022c6a972b5e2d516ff9748202b0157 |
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 | v8HQgCL08XEg+uWan7u8mShsk/Af6hPVPHdkQKvR7dAk2R+pSPylxuS9JTGfGV688MsvNSjnDhUA6kpehJpKBg== |
| 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
| 2026-09-17T11:58:58.458146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019535observed 967ba722270846f3c35757f2d345be42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:58.441243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019535/manifest.jsonobserved 6654f29a84eb40f366e3f729af20238e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:58.424262Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019535/publication.mdobserved 658b54ff1e894ff9103ade602a4fbb7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:58.408471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019535/publication.txtobserved e2636c541bedeb938cd87856de658b9e...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. |
|---|