OT-2026-000019540
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000019540) never changes.
Identity and time
| Publication number | OT-2026-000019540 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-77b0-8961-a5701b2838da · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019540 |
| Status | PUBLIC |
Content hashes
| Canonical text | 07ed13dc1399427583eafb4c3b378e109adbd7fca83b1605281221c232585c0b |
|---|---|
| Markdown | 4dac6e5b12c94ae3c59720252075d91b691f98322f7eb55197e05392240055db |
| Publication page | 0ce1e74ee3cd71cdad192539561a68eca711f710e61dcbdc3aa2ce8bcdbaf039 |
| Manifest | bdb74f4e992b50190e3de24924754cd08b85b50bb0bc474bee1808c0f868a2c8 |
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 | +3+6LEj84kFH49mf7WLJVsEU3XUOMj27ygtejFEGDKJHjFkZ3UNmDzNcaX6lPrRHbS551QwvGSScOQo1Rdr8DQ== |
| 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
| 2026-09-17T11:58:58.802832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019540observed 0ce1e74ee3cd71cdad192539561a68ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:58.786630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019540/manifest.jsonobserved bdb74f4e992b50190e3de24924754cd0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:58.769794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019540/publication.mdobserved 4dac6e5b12c94ae3c59720252075d91b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:58.753760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019540/publication.txtobserved 07ed13dc1399427583eafb4c3b378e10...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. |
|---|