OpenTechnical

OT-2026-000044904

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single 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-2026-000044904) never changes.

Identity and time

Publication numberOT-2026-000044904 · never reused
Internal UUID01a0ae7c-911c-75e1-b810-c8647295630d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044904
StatusPUBLIC

Content hashes

Canonical textcb9c633ae2aa9b2b2202ca073d3d5c1b840b98452d69e95c8e51e3d55dc11dc5
Markdown0c77101371fce102b52a41d706a7c1905e9a852670c9979b13f4a41461314e6f
PDF
Publication page4196635b108907d7fb9bf8732f74bbbaea8ba5c61ed1df48ed578ec5eff2f300
Manifest3b3164f76e5ed7631fa1aa67411952b31e768ae5a0f8e995a9cce36b9d175ba6

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
SignaturelpKa6exXy4K1hMvlJucnCi2JtElCe6nxrUdo0S1neu8a1+D0sL9cmt9UtIGXW330GchVyPAMQ7ljFJCDteoODA==
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

2026-09-17T11:11:34.245651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044904
observed 4196635b108907d7fb9bf8732f74bbba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:34.226449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044904/manifest.json
observed 3b3164f76e5ed7631fa1aa67411952b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:34.207069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044904/publication.md
observed 0c77101371fce102b52a41d706a7c190...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:34.188495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044904/publication.txt
observed cb9c633ae2aa9b2b2202ca073d3d5c1b...
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.