OT-2026-000019413
Publication integrity record
Single cup vacuum gripper, 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-2026-000019413) never changes.
Identity and time
| Publication number | OT-2026-000019413 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-711d-812b-7b3d470ec6eb · 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-2026-000019413 |
| Status | PUBLIC |
Content hashes
| Canonical text | a45ce844fb00e28c2f490908eea84466bf3c9f4c115c87d78d376ba555b1e945 |
|---|---|
| Markdown | ea7f21352b4b7613c5057ceebef9f0fa743d3e2f500dc6c595a01748dc32e4cd |
| Publication page | cdbf0fafd5e47bd769a3fd16aa0bda4d6f46751ea43e50eb5df5e05b14e86795 |
| Manifest | 07acabae2f9dfff54676be4f4e3cb4e893b5d52309e698d880dbbd5d923ca911 |
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 | e8REY3g/rshlO4rtnwz56r16kUJDjrl++/fkEofNkbrB96JpNz3z3gNIoIP/j47lphq4UFGpP1IybUVZO9dmAw== |
| 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
| 2026-09-17T11:58:48.177886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019413observed cdbf0fafd5e47bd769a3fd16aa0bda4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:48.161124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019413/manifest.jsonobserved 07acabae2f9dfff54676be4f4e3cb4e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:48.143561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019413/publication.mdobserved ea7f21352b4b7613c5057ceebef9f0fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:48.125499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019413/publication.txtobserved a45ce844fb00e28c2f490908eea84466...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. |
|---|