OpenTechnical

OT-2026-000096642

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000096642) never changes.

Identity and time

Publication numberOT-2026-000096642 · never reused
Internal UUID01a0aea0-a4aa-7544-9414-c1734f2f8710 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096642
StatusPUBLIC

Content hashes

Canonical text5ce2b7b773aa954d46934e1170c8e832b65f54187db684ffa72fc7ebbc1dac0d
Markdown642068feddd0199c8ece881989a85d10cd0eca27622185cced1fbdccb5245ae5
PDF
Publication page3ff79e4782ace021559481c3e54df154ee78a48399f9ea72a79d50e85992e30f
Manifestd291ca3a610094d75e2e6ee094616d005b2a1ceb1d9af670e807bbd9a1fc63f8

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
SignatureFhV+J8hY9ASj/CunNWQC36eKpGHaZL+rHT1wHLqxBkiffF+L9sBKL8W9IJ1WG5sETugS/iz+COHbAlD5M21ZCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:06.377312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096642
observed 3ff79e4782ace021559481c3e54df154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.359531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096642/manifest.json
observed d291ca3a610094d75e2e6ee094616d00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.340786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096642/publication.md
observed 642068feddd0199c8ece881989a85d10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.322561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096642/publication.txt
observed 5ce2b7b773aa954d46934e1170c8e832...
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.