OpenTechnical

OT-2026-000022214

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000022214) never changes.

Identity and time

Publication numberOT-2026-000022214 · never reused
Internal UUID01a0ae6f-f4fc-7f9b-af98-a8fc76c2859f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022214
StatusPUBLIC

Content hashes

Canonical texte62be5253bb67fd1ac00fe2d08e89bc9cf37218a51a7bac9ad3f10011fd07ba6
Markdown300109bb82bcd0e22c715b0f99c6d62e169149b150fb1dde519f74734a10de6b
PDF
Publication pagea330859c86ad8f05fc12545daea61a965e0dd965cff849a3bf9bad4229f6635a
Manifest5d3d18069d0e88e8e51bad037f6919ed351017af18f5106fc494068796399714

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
SignaturegGA6w4e/P+PtClEqFomEi9tcgczHttVbhNdJN+1eilVpmaCJYetE+Itjroqe5/Ou5wB1JqYlXQh7O5Z2aJq4BA==
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

2026-09-17T11:52:54.032097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022214
observed a330859c86ad8f05fc12545daea61a96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:54.015090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022214/manifest.json
observed 5d3d18069d0e88e8e51bad037f6919ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:53.997544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022214/publication.md
observed 300109bb82bcd0e22c715b0f99c6d62e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:53.979398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022214/publication.txt
observed e62be5253bb67fd1ac00fe2d08e89bc9...
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.