OpenTechnical

OT-2026-000026938

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000026938) never changes.

Identity and time

Publication numberOT-2026-000026938 · never reused
Internal UUID01a0ae72-3452-78a3-9419-4acdfe5f98f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026938
StatusPUBLIC

Content hashes

Canonical text6142f141911a5c71edf88fead86d57df830d843736d72462f1284bb288267a9d
Markdownc020cb0f8c6402c982211ae1aa7b4f9aa352c2d28a2684861e27346eebe8f4d3
PDF
Publication page46e051845c31c74bda1ed21c4cf48da5c866bcf40418298837271bd76bb7991a
Manifest60c579bcf82149adef8df1585085f2fc47289396a08b0cc5853b524431bd49b0

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
SignatureaJ6KPf6Xvu8SD7NXUMRbjgp+Y71l851KC0NizdGQAUh/1x/bPG8LfO6fwNk48w6s7/Z402EdXxCS1HH5v3TqCg==
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

2026-09-17T11:43:33.366522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026938
observed 46e051845c31c74bda1ed21c4cf48da5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:33.348674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026938/manifest.json
observed 60c579bcf82149adef8df1585085f2fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:33.331375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026938/publication.md
observed c020cb0f8c6402c982211ae1aa7b4f9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:33.313719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026938/publication.txt
observed 6142f141911a5c71edf88fead86d57df...
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.