OT-2026-000019955
Publication integrity record
Foam pad vacuum gripper, four 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-2026-000019955) never changes.
Identity and time
| Publication number | OT-2026-000019955 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-7c00-bc46-f851a5032430 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019955 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2aa5347c3fcc0008200eb9e613c2b3294ea090ac7eb445cc929555699325a12 |
|---|---|
| Markdown | 6ac137c191722c8d0f7caabf0a6f51563f01adfc29fd94de14683e616b6c8afe |
| Publication page | 4089dc838fda4a54d637c4bed1ced285a5b3f46ce5e440273fc26202c1f7ba76 |
| Manifest | d21f3465c593d1e6de361fbb688c2ae28c4759a0766cb02265008c2b28413d41 |
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 | 1jSdoEBWpHzP52xk8wlYc+qlGJyLV24nGyhl7xyJeMDlPt2LDZlBBB2oE+YbFitGiFNFtqFwOs6c893XjW1RBw== |
| 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
| 2026-09-17T08:42:18.233672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019955observed 4089dc838fda4a54d637c4bed1ced285...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:42:17.996621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019955/manifest.jsonobserved d21f3465c593d1e6de361fbb688c2ae2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:42:17.752302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019955/publication.mdobserved 6ac137c191722c8d0f7caabf0a6f5156...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:42:17.465461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019955/publication.txtobserved b2aa5347c3fcc0008200eb9e613c2b32...fetched by grabo-systems from 34.44.131.203, 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. |
|---|