OpenTechnical

OT-2026-000040219

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line 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-2026-000040219) never changes.

Identity and time

Publication numberOT-2026-000040219 · never reused
Internal UUID01a0ae79-26ff-798b-a1f8-d2d4575be7c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040219
StatusPUBLIC

Content hashes

Canonical text94600a18f1fec9c55fe50485020697901cb3b9354398e481c2e2c3abf664da7e
Markdown07dca5a2bf013a441933989dff3ffaf824277d8cab675c56bc57589381b0a1dd
PDF
Publication pagece300c46519d99f5e0a38b8ed14857dfd90ae73b2ea5dc82cb6e2fe3af00efd4
Manifest72a145f1520e39041ac9c9572203ec899a12e9fccccf84f2f0d826aafa3560b3

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
SignatureMzM9SzDK6D6xz/pnPg27u+6OaFEJVENWMcfIRx6fsPf6wDqR94v+qS/wHL14W7IP7tUT2MaGz4BffvdE6uP0Dw==
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

2026-09-17T08:41:38.500564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040219
observed ce300c46519d99f5e0a38b8ed14857df...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:41:38.262939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040219/manifest.json
observed 72a145f1520e39041ac9c9572203ec89...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:41:37.749119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040219/publication.md
observed 07dca5a2bf013a441933989dff3ffaf8...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:41:37.290397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040219/publication.txt
observed 94600a18f1fec9c55fe5048502069790...
fetched by grabo-systems from 34.44.131.203, 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.