OpenTechnical

OT-2026-000036295

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000036295) never changes.

Identity and time

Publication numberOT-2026-000036295 · never reused
Internal UUID01a0ae77-01d0-7608-b683-6ef4a2374585 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036295
StatusPUBLIC

Content hashes

Canonical text1bf91c686047eefaef7ab735e4c17a640602246c74db5803ab87b2df16ce3bd0
Markdownd348935f5b9746f473231be630bc57df8ba14f1dd45f89447117285f7dd0171d
PDF
Publication page6ef279dd9edc6fb0cf1747ccb74e2121d3d31e1e38daa00ba71754b8daaf2198
Manifest50b6aa7e45b616ee63021cde15e771958c9ee10271f2395d6c6adcaf3173d335

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureD9raqcx0EtxhBIk9boOb+ov0JsE+ZiIJA1GUyXOnkuNFtn5d7AaY9JlKsIEKvgy7k6iZLfed+uGGkMXjp9sHAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:33.817401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036295
observed 6ef279dd9edc6fb0cf1747ccb74e2121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.795909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036295/manifest.json
observed 50b6aa7e45b616ee63021cde15e77195...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.774677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036295/publication.md
observed d348935f5b9746f473231be630bc57df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.756827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036295/publication.txt
observed 1bf91c686047eefaef7ab735e4c17a64...
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 archivePending 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 packagePending Custody packages are produced weekly.