OpenTechnical

OT-2026-000025817

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000025817) never changes.

Identity and time

Publication numberOT-2026-000025817 · never reused
Internal UUID01a0ae71-a83e-7d50-a6e6-d36573de305a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025817
StatusPUBLIC

Content hashes

Canonical text10331a9b60a6dc7d23116a221e0680b725772e378765ab96076f860f2cc40f8b
Markdown29f0c58d9ab95c688da5c3cbadd70364f97d121d90ff1fd02d30c453a43cdf52
PDF
Publication page71be47d038fedb3337a9b6764503dac034c0933904a593ed893d6f86826125a8
Manifestfbc4203d727cf2d9a165abc5bd3e801cf76967fa51c0bd2c7d9f0749810297a3

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
SignaturezqoFK27IeePtousvGwyNy+tZeYZyAAVYvE0AAWjTnrAt6hFaV41oMVuhFJAPTk6LQCIpY36aVdMpWPk1WUotCw==
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

2026-09-17T11:46:02.307866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025817
observed 71be47d038fedb3337a9b6764503dac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:02.291061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025817/manifest.json
observed fbc4203d727cf2d9a165abc5bd3e801c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:02.272907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025817/publication.md
observed 29f0c58d9ab95c688da5c3cbadd70364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:02.256487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025817/publication.txt
observed 10331a9b60a6dc7d23116a221e0680b7...
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.