OT-2026-000043305
Publication integrity record
Six cup vacuum gripper, six outlet manifold, two stage ejector, sustained blow-off after 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-2026-000043305) never changes.
Identity and time
| Publication number | OT-2026-000043305 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327d-7828-8c79-0d5ed288a4f7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043305 |
| Status | PUBLIC |
Content hashes
| Canonical text | 658f5881a261eeebe5ff759a01f9a7728874ec37d6392e1a6348b514674ca003 |
|---|---|
| Markdown | a2b0bbe9f56515971913e49525679d9143cc6a0273f77f054d84beacc00c1b70 |
| Publication page | 1a6e8a1c1e95b5f70eb8e792ced299caa76a62599280295d5be17ef613692b95 |
| Manifest | 0c4c838d0c59f64f30ddd15e746ba2f842573e2ac8343369a2b78677792567c4 |
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 | fb2l2kkDkWW8GfJD/9S0YMBKRoAsZJ2hya9e9oPz/jIRqKAo1SS5F/pkgk4xYCeTkw5IUa1ZX3n6sespKboDCg== |
| 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
| 2026-10-08T08:42:03.193478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043305observed 1a6e8a1c1e95b5f70eb8e792ced299ca...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-08T08:42:03.095849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043305/manifest.jsonobserved 0c4c838d0c59f64f30ddd15e746ba2f8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:42:02.979867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043305/publication.mdobserved a2b0bbe9f56515971913e49525679d91...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:42:02.816053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043305/publication.txtobserved 658f5881a261eeebe5ff759a01f9a772...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:23:39.074833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043305observed 1a6e8a1c1e95b5f70eb8e792ced299ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:23:39.051039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043305/manifest.jsonobserved 0c4c838d0c59f64f30ddd15e746ba2f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:23:39.033557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043305/publication.mdobserved a2b0bbe9f56515971913e49525679d91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:23:39.006753Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043305/publication.txtobserved 658f5881a261eeebe5ff759a01f9a772...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
| 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 |
|---|