OpenTechnical

OT-2026-000084029

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000084029) never changes.

Identity and time

Publication numberOT-2026-000084029 · never reused
Internal UUID01a0ae98-5b5e-7ec2-87a5-131838b6ffca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084029
StatusPUBLIC

Content hashes

Canonical text12d3f15a21cbc68354f63eef18fb56891c7a29fb1fa4880736055f153ff480c3
Markdowndbcaa91de64acb68bfab2c03de0d4f80e4f79b4d52770204a90e9ff59837b091
PDF
Publication pageff0e16195166b1d5894372ed3e3e57d2cdf9a2d82e30d6ea17ef595317fe9d20
Manifest83713e1b7ac1a574a274fd0ed0fc4d9294b809f42b97648196ecd74332ea4c9d

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
SignatureKEJElPsUxHq7K58088IBdUHk2nr9n5P1kybqP+6sBIwmcq1hEy44iLkLuCY6Y6TMmfFFTuvL7G0DTWJqJ6iEAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:45.212247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084029
observed ff0e16195166b1d5894372ed3e3e57d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:45.193096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084029/manifest.json
observed 83713e1b7ac1a574a274fd0ed0fc4d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:45.174434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084029/publication.md
observed dbcaa91de64acb68bfab2c03de0d4f80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:45.155989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084029/publication.txt
observed 12d3f15a21cbc68354f63eef18fb5689...
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.