OT-2026-000075335
Publication integrity record
Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000075335) never changes.
Identity and time
| Publication number | OT-2026-000075335 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f200-7277-a5c0-e424cbe7ed92 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075335 |
| Status | PUBLIC |
Content hashes
| Canonical text | cadc34e07174a36700fadf4e7843705cbb35efe85074e79710ae638fbfd2028f |
|---|---|
| Markdown | ef760b19c8e1b95d99a41da281dffeb2cd8fb3451f9650d58f28e259e8f78970 |
| Publication page | 6e1c3c24dcf6574a6e41da6008ffb33b7574314bb4b35e85f850b290fcb681b8 |
| Manifest | 1c826cc75b19da97082874ca2de0d19a10a5a2db63f996d3b1d95637e2197375 |
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 | vmynkxyuYekhdwVuNj1Z/aiuubLa3BbBwam29/2wPJ8/m+E3+l0AujFAcdD9A/Qj8Iv56txXWtyts152Z8pIAg== |
| 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... |
|---|
Independent retrieval
| 2026-09-23T08:41:20.557989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075335observed 6e1c3c24dcf6574a6e41da6008ffb33b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-23T08:41:20.508867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075335/manifest.jsonobserved 1c826cc75b19da97082874ca2de0d19a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T08:41:20.451619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075335/publication.mdobserved ef760b19c8e1b95d99a41da281dffeb2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T08:41:20.391050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075335/publication.txtobserved cadc34e07174a36700fadf4e7843705c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:14.050313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075335observed 6e1c3c24dcf6574a6e41da6008ffb33b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:14.029708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075335/manifest.jsonobserved 1c826cc75b19da97082874ca2de0d19a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:14.009722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075335/publication.mdobserved ef760b19c8e1b95d99a41da281dffeb2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:13.991933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075335/publication.txtobserved cadc34e07174a36700fadf4e7843705c...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 |
|---|