OT-2026-000043657
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000043657) never changes.
Identity and time
| Publication number | OT-2026-000043657 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92d0-77ae-b23c-14bb05e55f6a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043657 |
| Status | PUBLIC |
Content hashes
| Canonical text | f617789aa463220949c302fb97792ad33749570dcc2f9154e849267b01b2bc7a |
|---|---|
| Markdown | f210921d9488ebe10334ea926738fbd693e98cf2c6b473121706e118645037e5 |
| Publication page | fc5e38f6d01213c9839f220d9f686ef445cc4c17151427289e0a1cee60e129d9 |
| Manifest | eadd166cd7950b90a6c3a04b1880966fc71cb818cb644d3f7c4858ad384e07b0 |
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 | lQtSoFJ/WLXQWwExLkjptTNKP/bEWlPf1rSAAHz2f8FzTe3481PM2hpJ3Xpgq9SHrfFlRayr5WojGSYKUSNhAg== |
| 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
| 2026-09-17T11:13:08.400943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043657observed fc5e38f6d01213c9839f220d9f686ef4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:08.381315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043657/manifest.jsonobserved eadd166cd7950b90a6c3a04b1880966f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:08.361496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043657/publication.mdobserved f210921d9488ebe10334ea926738fbd6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:08.342608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043657/publication.txtobserved f617789aa463220949c302fb97792ad3...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. |
|---|