OT-2026-000021836
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line 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-2026-000021836) never changes.
Identity and time
| Publication number | OT-2026-000021836 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7daf-8c50-1ab30f004193 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021836 |
| Status | PUBLIC |
Content hashes
| Canonical text | bdfa3c7942c5f68a601f3a619174387f46adc224b2743269a43579af1fba5f1c |
|---|---|
| Markdown | 77f887f44d692c76d054d00e79be6e6b081ba30dee31a0d091906fcabb179ce5 |
| Publication page | 5e75892c89dc593a6385c5b5b7f1672bb4383d68f0e0c83e7ab42adc0d01f75d |
| Manifest | 2fb0dac0bb8fb3f495c2f312fd627539b391a34e002a8d71eb891cf1a94f82b1 |
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 | +a2hadz92f7UQ6W0lXkHFnidLgLUyadjquBhWrmchFWl9O3bjr8s0nHY7xsPPUdaENLSiCHZjKoIhj+y6e9sCQ== |
| 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
| 2026-09-17T11:54:23.642310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021836observed 5e75892c89dc593a6385c5b5b7f1672b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:23.611603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021836/manifest.jsonobserved 2fb0dac0bb8fb3f495c2f312fd627539...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:23.594549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021836/publication.mdobserved 77f887f44d692c76d054d00e79be6e6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:23.557206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021836/publication.txtobserved bdfa3c7942c5f68a601f3a619174387f...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. |
|---|