OpenTechnical

OT-2026-000101869

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pulsed blow-off after set-down

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-2026-000101869) never changes.

Identity and time

Publication numberOT-2026-000101869 · never reused
Internal UUID01a0aea4-50f0-7c11-8c43-e09218bb3877 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101869
StatusPUBLIC

Content hashes

Canonical texte50eb5a77c53bbceb3080d7ef3c9de99013c8390272498fd244805a37ece6477
Markdowndd67e9565d5b33dfaa18bbba9853b60dd71632b4e344a70ce12ac77c9ac168ee
PDF
Publication pageb264c6c25fdf33a9bdafc40d29006ba0e9936c4ab086f407ed3c2dd527483241
Manifest4985fad7e177465bda625aa80cef099b8e9574dc863293828f4e7035cd52808a

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
Signature+fVPAcvib60EnlWClFEU4eWy9V37C3pbY2eaXOdgFN7bCBouGmQJ61/XIFUz0yDce/Qc2Yyw9YcazIw3VwOJBw==
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

2026-09-17T09:24:28.498139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101869
observed b264c6c25fdf33a9bdafc40d29006ba0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.478052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101869/manifest.json
observed 4985fad7e177465bda625aa80cef099b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.452229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101869/publication.md
observed dd67e9565d5b33dfaa18bbba9853b60d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.433831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101869/publication.txt
observed e50eb5a77c53bbceb3080d7ef3c9de99...
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.