OT-2026-000042721
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, sustained blow-off after 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-2026-000042721) never changes.
Identity and time
| Publication number | OT-2026-000042721 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cf-79bb-a2c3-a6cd1ed1fb6a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042721 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9f60ddd60ea17a875b4105f6b135226975c2b92ea9e8842d0ad0f07879a652f1 |
|---|---|
| Markdown | 57f78fbd5616c7f6310c17d1512937fe2c9a34be741eddf40565f2221f81047c |
| Publication page | 3615b5f3462779c198620ec67f2f90fba78ade25f2426ec15c732337e8ea1607 |
| Manifest | b975fd420e37f89a0dd0b4e8d3cfff28f725e6bbb9da51d3a657715f5bd94a1d |
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 | RzYu7/WhWrPHFtmlktdJVwn4RWgDQxH2c5NPBq8U/bubASAcwpNrmAvNkMe43yF0A2k0kwvsW85nuhbkwSusCQ== |
| 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
| 2026-09-17T11:15:09.469613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042721observed 3615b5f3462779c198620ec67f2f90fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:09.449707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042721/manifest.jsonobserved b975fd420e37f89a0dd0b4e8d3cfff28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:09.429381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042721/publication.mdobserved 57f78fbd5616c7f6310c17d1512937fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:09.407607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042721/publication.txtobserved 9f60ddd60ea17a875b4105f6b1352269...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
| Custody package | Pending Custody packages are produced weekly. |
|---|