OpenTechnical

OT-2026-000005179

Publication integrity record

Vacuum cup gripper, per zone isolation, two stage ejector, contact triggered

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-2026-000005179) never changes.

Identity and time

Publication numberOT-2026-000005179 · never reused
Internal UUID01a0a930-6b7b-7584-9074-88e82b1c35cb · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:48:37.886758Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005179
StatusPUBLIC

Content hashes

Canonical text393ccd82c1fce7c7334deeba7f9358e0cd97816d4bac1ac33d24b067474ae1a9
Markdown111ccc7f4fcd53b51217e1e8b555cc6052402482f84b1f62b195df593390028b
PDF
Publication page8b62da3953f4379683ce1e762f612ab7c586035c2115972ec41538045d84bacc
Manifest16cccdb4d179f1778013f455c2bf4420bcd9d6a512a007ba253b2009c62e8ac0

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
SignaturetIzKAUQnCHfRws9CXWoXLaHUl3x7Z4aqz90VnCQQb7oUpjMXwnkxgZ4FdtZS7cOUk4cUKFc86wvBuhXJnfXXCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T07:50:06.700409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005179
observed 8b62da3953f4379683ce1e762f612ab7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:06.687722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005179/manifest.json
observed 16cccdb4d179f1778013f455c2bf4420...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:06.675971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005179/publication.md
observed 111ccc7f4fcd53b51217e1e8b555cc60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:06.662312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005179/publication.txt
observed 393ccd82c1fce7c7334deeba7f9358e0...
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.