OpenTechnical

OT-2026-000079190

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, vented 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-2026-000079190) never changes.

Identity and time

Publication numberOT-2026-000079190 · never reused
Internal UUID01a0ae96-0b8f-77ba-a216-457b8774c127 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079190
StatusPUBLIC

Content hashes

Canonical text96eec33546f259196e5afd363d5356f37b1cc6b71be88e54c4d385cd4d3257a9
Markdown615d5f1a64bd1de1bba582026de15efdff48039f332cbb87825c093fb5d43817
PDF
Publication pageb96a068ee045453fc1aaf1f729f8aa13115217aa3782985e75e4c660e7ab0735
Manifestb823795242ba0233014ba48bcaf8d1de0385cf1726d56136efb55173e32d8294

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
SignaturerBMq/osS0p3rwcCjItY8Bjw+i93KYplU9d9GAPA3UQa8MrNg6Vx1Itdcqh3u7lHnwICwGOvivLZH15YxEYsgBA==
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

2026-09-17T10:04:46.988447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079190
observed b96a068ee045453fc1aaf1f729f8aa13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.972400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079190/manifest.json
observed b823795242ba0233014ba48bcaf8d1de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.956057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079190/publication.md
observed 615d5f1a64bd1de1bba582026de15efd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.940340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079190/publication.txt
observed 96eec33546f259196e5afd363d5356f3...
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.