OT-2026-000043819
Publication integrity record
Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000043819) never changes.
Identity and time
| Publication number | OT-2026-000043819 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-d677-7fa7-9375-d5862a540a43 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:06.584190Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043819 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d0b1d103e3ae9e4f414553d9ef30ae31c916179b87a866719b86d1177ea01ed |
|---|---|
| Markdown | 03fe68144f94012f5a15b1b7cb2487c0ae59b53b63d205ecf867b80b710b76c0 |
| Publication page | ab189e10db69cb39aae61e8b35dd4f323bea10d1b0313bdb007c9aae3b2edf85 |
| Manifest | 2789bd5bc5f1483bfee9fb4483f490ad89d15ab498398dcdc77979f07c109973 |
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 | Rp/vVe/S8xeyaSG1vLsHEvhlZkBJ29i2CTTyFhEptF1t/vPTUjzIO11m1StFOlq35EGeurtqmUgKE88FzXfSDg== |
| 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
| 2026-10-23T12:41:03.432733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043819observed ab189e10db69cb39aae61e8b35dd4f32...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-23T12:41:03.339118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043819/manifest.jsonobserved 2789bd5bc5f1483bfee9fb4483f490ad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T12:41:03.264984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043819/publication.mdobserved 03fe68144f94012f5a15b1b7cb2487c0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T12:41:03.084750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043819/publication.txtobserved 8d0b1d103e3ae9e4f414553d9ef30ae3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T00:41:38.877533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043819observed ab189e10db69cb39aae61e8b35dd4f32...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T00:41:38.806400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043819/manifest.jsonobserved 2789bd5bc5f1483bfee9fb4483f490ad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T00:41:38.731929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043819/publication.mdobserved 03fe68144f94012f5a15b1b7cb2487c0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T00:41:38.637732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043819/publication.txtobserved 8d0b1d103e3ae9e4f414553d9ef30ae3...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|