OpenTechnical

OT-2026-000022068

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, 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-2026-000022068) never changes.

Identity and time

Publication numberOT-2026-000022068 · never reused
Internal UUID01a0ae6f-bb5c-7056-a237-75cb944c8a02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:53.201585Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022068
StatusPUBLIC

Content hashes

Canonical textdbacced9cd89ac18d3300043fc0caa8574879293a373828397d348ae2bfe2409
Markdown0cfccb80be24d429ad0d03766fe4153a1953ec6370511b30004087c43f582ac5
PDF
Publication pagefbba517a71a351d86bea7da310e1f53983adbf554a424b1ed3d84f4642351d49
Manifest5a26196a82747d51b18c2715a68465e6d50e8bae0c78d868650766a982cf4ad6

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
Signatureg17+lVYyLO+XWnflFhAvXzi1lPeAAoKUAEbPc7QbVnX58y6yZs28ZnY6Vi0CyMO1iSuA8G9i5jSDqlejR5bUDg==
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

2026-09-17T11:54:45.910239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022068
observed fbba517a71a351d86bea7da310e1f539...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:45.891203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022068/manifest.json
observed 5a26196a82747d51b18c2715a68465e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:45.871876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022068/publication.md
observed 0cfccb80be24d429ad0d03766fe4153a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:45.850515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022068/publication.txt
observed dbacced9cd89ac18d3300043fc0caa85...
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.