OT-2026-000050130
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000050130) never changes.
Identity and time
| Publication number | OT-2026-000050130 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd79-7b4a-94d5-18e4dc8b0dfe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050130 |
| Status | PUBLIC |
Content hashes
| Canonical text | 95c949414eb521ff61b3452b309d54167c06e0f61f8cce5f0f04f4e0b24f0be1 |
|---|---|
| Markdown | 519348c72eaf59cbfa4e777f496d77e759801a6b08a7f402349a18292acee9c1 |
| Publication page | 376589e19824bf01c92c131855b00f2090e49628f6ea2f8a8aa625db3f35e4bf |
| Manifest | 6d108c0bb056e72582c178b2e9ae24c52fb3921b2713ea729164c29bbd8511ba |
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 | A9bkkOEDj4aYxW/BL3su3NiK9NJOOMX+zavLJDIlGG3Q9PNffMa80SOkbCDsoLUBcFSs0XCo/kmK9p+yjarkBw== |
| 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
| 2026-09-30T08:41:42.282049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050130observed 376589e19824bf01c92c131855b00f20...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-30T08:41:42.203514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050130/manifest.jsonobserved 6d108c0bb056e72582c178b2e9ae24c5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T08:41:42.149852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050130/publication.mdobserved 519348c72eaf59cbfa4e777f496d77e7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T08:41:42.055885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050130/publication.txtobserved 95c949414eb521ff61b3452b309d5416...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:42:22.755655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050130observed 376589e19824bf01c92c131855b00f20...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:42:22.661287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050130/manifest.jsonobserved 6d108c0bb056e72582c178b2e9ae24c5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:42:22.497456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050130/publication.mdobserved 519348c72eaf59cbfa4e777f496d77e7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:42:22.406643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050130/publication.txtobserved 95c949414eb521ff61b3452b309d5416...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 |
|---|