OT-2026-000027078
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down
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-2026-000027078) never changes.
Identity and time
| Publication number | OT-2026-000027078 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3453-799e-a568-a54f21abc82d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027078 |
| Status | PUBLIC |
Content hashes
| Canonical text | 60c1e13465e29f8ac3bcd35873eada252dced56fed2ca1c867b728a5933963fe |
|---|---|
| Markdown | f2121a559cde091f7b9d4078dd5ff46b24bee64c5f1d13c5aa87c72f57bb3c5a |
| Publication page | 191fff38c058ddeac4bf69cd8bc76786ee201e0d36d3d2d279a1a184617f036e |
| Manifest | cd75bf6d66f2c73aab88fd546e0e1c176ec577093254fa8e628f132dbaac367e |
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 | lGqbVzrlN/KNIdNlNrKXkUJGqO8JWZ4S2cQSYJsA29VeyJI5salZBcJy+KHHenDzG6ICFICM4NW2KAexgtkgDQ== |
| 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
| 2026-10-12T00:41:07.656650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027078observed 191fff38c058ddeac4bf69cd8bc76786...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-12T00:41:07.578515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027078/manifest.jsonobserved cd75bf6d66f2c73aab88fd546e0e1c17...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T00:41:07.482386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027078/publication.mdobserved f2121a559cde091f7b9d4078dd5ff46b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T00:41:07.362794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027078/publication.txtobserved 60c1e13465e29f8ac3bcd35873eada25...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T12:41:35.507156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027078observed 191fff38c058ddeac4bf69cd8bc76786...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T12:41:35.379285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027078/manifest.jsonobserved cd75bf6d66f2c73aab88fd546e0e1c17...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T12:41:35.239194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027078/publication.mdobserved f2121a559cde091f7b9d4078dd5ff46b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T12:41:35.107523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027078/publication.txtobserved 60c1e13465e29f8ac3bcd35873eada25...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 |
|---|