OT-2026-000074899
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000074899) never changes.
Identity and time
| Publication number | OT-2026-000074899 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2c-7393-bb49-044227b5a97a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074899 |
| Status | PUBLIC |
Content hashes
| Canonical text | e57fe2247f2621c4ca350f1889691c512a1991b68994e28360e225f783e03c7b |
|---|---|
| Markdown | 344b47950b6f38652a6c61203d56edc8dbcadd8ff48932804739268fa3a2a276 |
| Publication page | e13ff6f1b5850b5bfe73c9f3f84fa058897ab4686a4ebf588b1ed4e8e589c9e0 |
| Manifest | 93ebe6b2f55366d656b5dd31b052fd3f9be9225f9d4662ff68fd809e7c619ab0 |
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 | 2rBaK71ZyTisfvgmzh0YxCF1vUUv3DLvnod7wNKKW8gvWY9UaQ0vpiJ4sBn36MSDCFgNs4KXDWuxLIekSi54Dg== |
| 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
| 2026-09-17T10:18:37.273699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074899observed e13ff6f1b5850b5bfe73c9f3f84fa058...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:37.256010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074899/manifest.jsonobserved 93ebe6b2f55366d656b5dd31b052fd3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:37.238385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074899/publication.mdobserved 344b47950b6f38652a6c61203d56edc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:37.221297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074899/publication.txtobserved e57fe2247f2621c4ca350f1889691c51...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. |
|---|