OT-2026-000006018
Publication integrity record
Porous face vacuum gripper, four outlet manifold, ejector fed, pressure verified
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-2026-000006018) never changes.
Identity and time
| Publication number | OT-2026-000006018 · never reused |
|---|---|
| Internal UUID | 01a0a94c-6d75-7c40-b842-56913c6c00a6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:19:13.400426Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006018 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c886fb3f111a99ba24c39c49d5f396e8ed6f4ea3b8fa0b9fda874d7ccef1882 |
|---|---|
| Markdown | a520d40e5cd0824cdeeaec2ff0db32cb88ce596617503c294e4c6c75e279b077 |
| Publication page | b30f5bd05025aec87f258e80fd2fcba87304353ad66c98c11c21c05631215148 |
| Manifest | 6955f0cec2bb328e9920357a9d35fdecfb0cf71fdac39e3d823a589c2ec5722a |
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 | jxVxhDC1YtfGYZ84XjyWsXn4vV8hkjBjpGIOSqAWV8eocKVfxBs1bo8oxXSE3BLoA8FaFMW70MucjkhZ4hX3BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-22T12:41:46.147250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006018observed b30f5bd05025aec87f258e80fd2fcba8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-22T12:41:46.082842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006018/manifest.jsonobserved 6955f0cec2bb328e9920357a9d35fdec...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T12:41:46.034446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006018/publication.mdobserved a520d40e5cd0824cdeeaec2ff0db32cb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T12:41:45.938158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006018/publication.txtobserved 6c886fb3f111a99ba24c39c49d5f396e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:41:32.285016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006018observed b30f5bd05025aec87f258e80fd2fcba8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:41:32.155351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006018/manifest.jsonobserved 6955f0cec2bb328e9920357a9d35fdec...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:41:32.048769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006018/publication.mdobserved a520d40e5cd0824cdeeaec2ff0db32cb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:41:31.945657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006018/publication.txtobserved 6c886fb3f111a99ba24c39c49d5f396e...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 |
|---|