OT-2026-000057199
Publication integrity record
Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, supply line 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-2026-000057199) never changes.
Identity and time
| Publication number | OT-2026-000057199 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5ba-7019-b94c-d433b1c691cf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057199 |
| Status | PUBLIC |
Content hashes
| Canonical text | 67d5bb2f2b2ffaa42c659722a8706e0c120b3190be9ab3c08b8b839ab24eb0cb |
|---|---|
| Markdown | 0cad73b2dbf38de0d9628bb52f032cdda7e64c26ebb34e78c96c0f2c5072b80b |
| Publication page | 2755406da4237aed032ff99501d0b7d8865fddc5cfa3598a43ae400b95a1ec9f |
| Manifest | 36d3cd26acfe7b0f1d1e2f2d969c4afc94281decc04b47c6953dbf35807aa56a |
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 | wg/aKs5pyD/zNa0l6nnbgdcPwcRzU91/utjvC6ezF6zvTX+XuZk1pHFW7PxK+7shYzymSV+7JfE2cpdSo28wBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-10-24T16:41:52.262984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057199observed 2755406da4237aed032ff99501d0b7d8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-24T16:41:52.213135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057199/manifest.jsonobserved 36d3cd26acfe7b0f1d1e2f2d969c4afc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T16:41:52.139442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057199/publication.mdobserved 0cad73b2dbf38de0d9628bb52f032cdd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T16:41:52.079178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057199/publication.txtobserved 67d5bb2f2b2ffaa42c659722a8706e0c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:23:10.475486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057199observed 2755406da4237aed032ff99501d0b7d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:23:10.457671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057199/manifest.jsonobserved 36d3cd26acfe7b0f1d1e2f2d969c4afc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:23:10.421304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057199/publication.mdobserved 0cad73b2dbf38de0d9628bb52f032cdd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:23:10.393753Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057199/publication.txtobserved 67d5bb2f2b2ffaa42c659722a8706e0c...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 |
|---|