OpenTechnical

OT-2026-000011931

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, pulsed blow-off before set-down, on a tool changer

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-2026-000011931) never changes.

Identity and time

Publication numberOT-2026-000011931 · never reused
Internal UUID01a0ae6d-1942-71d0-beba-6359bf8a576f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011931
StatusPUBLIC

Content hashes

Canonical textd698b717d5d0d8c005ca1116a50b4ead5787317be9324c5466d7a8696426faa7
Markdowna9129ffd98a68727d17d161a7f11e0bd297373905e6f39ea5fea271a2f36b8f1
PDF
Publication page3547347fe22aa0033f262b40661478e60be24b0c5174904236eaac70782bf2a5
Manifest42f375bc916f2b14eadec9db93cf889ae895480ab7f2effb1cb40d0bc1d0cc94

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
SignaturelJM9x9GLwgOiR8OmGyDHxLVX2kD47FLtEV0/v8VKoRnCUxlIf9/1wJyI57iE78Uf8hEd4+xaLKkFnu6SPCO5Cw==
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

2026-09-17T12:12:42.062791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011931
observed 3547347fe22aa0033f262b40661478e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:42.042224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011931/manifest.json
observed 42f375bc916f2b14eadec9db93cf889a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:42.021921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011931/publication.md
observed a9129ffd98a68727d17d161a7f11e0bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:42.002292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011931/publication.txt
observed d698b717d5d0d8c005ca1116a50b4ead...
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.