OT-2026-000043009
Publication integrity record
Two cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000043009) never changes.
Identity and time
| Publication number | OT-2026-000043009 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-3278-7979-9994-ee0355365cb4 · 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-2026-000043009 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9d4a2fe7ed2f18b33cc453843b3fa63b2d9e6dd5462a43942c32205ba9d76c7 |
|---|---|
| Markdown | 35e94d6910861deeb5077887ec93a060078bf17fb26886db2fe1c6014cb19321 |
| Publication page | fb562206bb50cb380e7ae695cd8a88cfcb000835f7a2f46ead90789e747c162b |
| Manifest | bb35e57cec6d77ff146f3a523cb5547c997e5f6c82e145b101cdc106f451f809 |
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 | XEuvNbGrPt4sMEQ2f+p3O7Ew0FF5HIXLPUCL7HS6rRW8ws3JdOT4sYwxfv9UBt5lUw6CPECmDlFHXBNh0tIvBw== |
| 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
| 2026-10-19T12:41:57.621395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043009observed fb562206bb50cb380e7ae695cd8a88cf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-19T12:41:57.550826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043009/manifest.jsonobserved bb35e57cec6d77ff146f3a523cb5547c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T12:41:57.499401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043009/publication.mdobserved 35e94d6910861deeb5077887ec93a060...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T12:41:57.417004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043009/publication.txtobserved c9d4a2fe7ed2f18b33cc453843b3fa63...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T04:41:46.197265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043009observed fb562206bb50cb380e7ae695cd8a88cf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T04:41:46.099860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043009/manifest.jsonobserved bb35e57cec6d77ff146f3a523cb5547c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T04:41:46.034063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043009/publication.mdobserved 35e94d6910861deeb5077887ec93a060...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T04:41:45.902792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043009/publication.txtobserved c9d4a2fe7ed2f18b33cc453843b3fa63...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 |
|---|