OT-2026-000072067
Publication integrity record
Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000072067) never changes.
Identity and time
| Publication number | OT-2026-000072067 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c1-75ae-bf7e-57819a896d8d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072067 |
| Status | PUBLIC |
Content hashes
| Canonical text | d7e6d44061a187ce37a402a0084a79901bdc28b5bf33bff0df6e4862c28864e4 |
|---|---|
| Markdown | 50177d2010747be280dd2c095e0158f94b409ce810e859fb77304944b35fdfbf |
| Publication page | 4ed5fd40788791efc16554f796317de75089eb5d782d9ddb99bad3b738460082 |
| Manifest | e2b79a763993192395ec153b027cb719c2a303714c6a1b8d5abbded8f92d14f0 |
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 | Mo4YfIG9G+aYZOWh76kpoQGfnUTbrTTXx4xQ9PcNjxWDYpi0j5hHK7ZNT/++slcygEKJSgCvA2un43VmKMwgCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
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Independent retrieval
| 2026-11-04T20:41:12.650247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072067observed 4ed5fd40788791efc16554f796317de7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-04T20:41:12.599006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072067/manifest.jsonobserved e2b79a763993192395ec153b027cb719...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T20:41:12.511704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072067/publication.mdobserved 50177d2010747be280dd2c095e0158f9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T20:41:12.429772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072067/publication.txtobserved d7e6d44061a187ce37a402a0084a7990...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:41:16.975874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072067observed 4ed5fd40788791efc16554f796317de7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:41:16.923415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072067/manifest.jsonobserved e2b79a763993192395ec153b027cb719...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:41:16.837587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072067/publication.mdobserved 50177d2010747be280dd2c095e0158f9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:41:16.740318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072067/publication.txtobserved d7e6d44061a187ce37a402a0084a7990...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 |
|---|