OT-2026-000019588
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000019588) never changes.
Identity and time
| Publication number | OT-2026-000019588 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-7e00-b104-422ffda8f06f · 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-2026-000019588 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2d15f831099cc35d90f9fe2d805e4abce1b0fa745d15ef4ec61782b36c3126f1 |
|---|---|
| Markdown | c144da476464f1fb8cb259520752783d784d9dad8ac5bac97823a96b84d4e765 |
| Publication page | fc29a6be030727375c5d804624fbcc1199d47a3904ab40d593d57beb84dc59b9 |
| Manifest | 7af19ebe0d9258f84d827081cec7b2e64d32ef50370807d1b917ae4fbbaa842b |
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 | pI3PHL3xZ3egFlSHwbRu8gSpBzhQJqjSADk27Dq29YIdR3MgmPfwYMNEVhMWd9xRGIdO2kVgmp4Sv6Eely5ABg== |
| 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
| 2026-09-17T11:59:02.314662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019588observed fc29a6be030727375c5d804624fbcc11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:02.297481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019588/manifest.jsonobserved 7af19ebe0d9258f84d827081cec7b2e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:02.280468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019588/publication.mdobserved c144da476464f1fb8cb259520752783d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:02.263212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019588/publication.txtobserved 2d15f831099cc35d90f9fe2d805e4abc...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. |
|---|