OpenTechnical

OT-2026-000084811

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump 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-2026-000084811) never changes.

Identity and time

Publication numberOT-2026-000084811 · never reused
Internal UUID01a0ae99-43b3-7a1c-971a-5cc6cfcb3b0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084811
StatusPUBLIC

Content hashes

Canonical text1bd4aa92c719f6ba826a34c3305506a51aea08777474fb96a96526462d6790de
Markdown89b5107422bb0fcc6777f96daf2b4caa223214dd3fd1b31312d2af3c941f6029
PDF
Publication page92dd060ed6c7c3ed7dfcbd7f32024ff387806d7a50844edc9358d74e153818f6
Manifest7b99e74ade1e73968985490c063940be5dac428cce68677040f39c798a5f7f5b

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
Signaturen1lF/rcJYfhzdiTyPIl6FSsa/hOo+uSeMYhuuat/EiukbQbBgU4RK3A3OhzhJelp37wOG7PDWJe9AutFrzDPBA==
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

2026-09-17T09:54:45.510296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084811
observed 92dd060ed6c7c3ed7dfcbd7f32024ff3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.488980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084811/manifest.json
observed 7b99e74ade1e73968985490c063940be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.469920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084811/publication.md
observed 89b5107422bb0fcc6777f96daf2b4caa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.451179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084811/publication.txt
observed 1bd4aa92c719f6ba826a34c3305506a5...
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.