OpenTechnical

OT-2026-000100204

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000100204) never changes.

Identity and time

Publication numberOT-2026-000100204 · never reused
Internal UUID01a0aea3-3052-7f34-a791-31a1330b20cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100204
StatusPUBLIC

Content hashes

Canonical textbb05262e354d0176e5fdb73227de2cf6921395956cd7c926be9e854129039a9f
Markdowna6d1547ea538456b73a867f270a7ab96667797d5945309eb7372f984e36a6057
PDF
Publication pagecd63405c64c88ca78dc2bcc989ce0320e8ee57b773f2f1b6173159c41ed19362
Manifestf7505a12a904c90eb6445b73ee373ad45126d0859bca375bbbb058ae0c178cc7

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
SignatureOkQ6iKQnam3iqK3gHDSHTKHHAXrBhPMDqle9DMCY0+5aSshkTqr8eqibnkEEJuRIY9QmkBMOCIOIuFQgKrDPAA==
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

2026-09-17T09:27:55.559850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100204
observed cd63405c64c88ca78dc2bcc989ce0320...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.542583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100204/manifest.json
observed f7505a12a904c90eb6445b73ee373ad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.527077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100204/publication.md
observed a6d1547ea538456b73a867f270a7ab96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.510053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100204/publication.txt
observed bb05262e354d0176e5fdb73227de2cf6...
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.