OpenTechnical

OT-2026-000034101

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000034101) never changes.

Identity and time

Publication numberOT-2026-000034101 · never reused
Internal UUID01a0ae75-df0c-7e2f-9ba4-9e85974358d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034101
StatusPUBLIC

Content hashes

Canonical text6fe28d9bf11af7ea3e3e33010378be92a6e259ef1213c84525d4203e171b5001
Markdownf9446ac36a929b315f58ab168be144a752722e4884f7f60ba508d74429485958
PDF
Publication page0baeed0791d0a64de565fc94d8046d98324e25ee401fab6c9997d4c2fd063254
Manifest105102f086261f2000491dfe6731da533e0734c95262443d2220fcb563b2bedd

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
SignatureR42DVIjrSgI6VnJoM7pTYcxFNA87Xg0t14KE4mZXju7uA/t4gvFjN1dynopYkSh/lCpKrJDDxZR25rTwCNpjCA==
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

2026-09-17T11:30:28.912658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034101
observed 0baeed0791d0a64de565fc94d8046d98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.890174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034101/manifest.json
observed 105102f086261f2000491dfe6731da53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.865530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034101/publication.md
observed f9446ac36a929b315f58ab168be144a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.847061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034101/publication.txt
observed 6fe28d9bf11af7ea3e3e33010378be92...
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.