OpenTechnical

OT-2026-000045328

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000045328) never changes.

Identity and time

Publication numberOT-2026-000045328 · never reused
Internal UUID01a0ae7c-f76b-755e-a118-35112805e1f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045328
StatusPUBLIC

Content hashes

Canonical textc487de5dad11af7e2997ef86e2086b1d3bb6b6a029f12963e4ce1fe4b5b17272
Markdowndcd738c7409bb1bd0fe586f218dfed0e1b3e2390d22fc37dfe644f8ef4c21938
PDF
Publication paged750a25aec18801e298f5eb5533b65a239918af25a6d67e85b5e602f394b1ea0
Manifest559381eb5cc250d07cf367cfb94bbf611490e4fb4a1d6b34988398d7ac8340e6

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
SignatureUz11q2EoWmdwPW2Tx5azi9GcDvqyUlyjs33C5gSH40aozeA6glC3QPWU8W+cWO9JSc1b62fbIM0K+aOCWpwXBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:35.007384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045328
observed d750a25aec18801e298f5eb5533b65a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.989997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045328/manifest.json
observed 559381eb5cc250d07cf367cfb94bbf61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.969974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045328/publication.md
observed dcd738c7409bb1bd0fe586f218dfed0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.951903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045328/publication.txt
observed c487de5dad11af7e2997ef86e2086b1d...
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.