OpenTechnical

OT-2026-000038853

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000038853) never changes.

Identity and time

Publication numberOT-2026-000038853 · never reused
Internal UUID01a0ae78-769f-71ba-8112-b7d1c0244fe3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038853
StatusPUBLIC

Content hashes

Canonical text83e5dab0d7bc175c87524148a079d10c9c948f2c03441b10705a6fbcb61e06ec
Markdownc7de01dcae925aa80020d2d364b931cb02dcb04c421d8acefafd3deaf43e7e64
PDF
Publication pagef9bb56973566211a74d65547268c0c67ffa7e5c4452d4c1c8dae423b1cc7b494
Manifest5e26f3b0307354dd5154d60a12a8ab9f33f8f317a587fc32ad7c3e24d2ba0775

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
SignatureX/jC4JAsFq2F1EIct1ND5pw8yjJ5oVglK7RNB5m65T0oIkiyHo2gYJRFLHs29gMiNSfBOhwJ5IIlYNws+lk1CA==
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

2026-09-17T11:21:25.634106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038853
observed f9bb56973566211a74d65547268c0c67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.612531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038853/manifest.json
observed 5e26f3b0307354dd5154d60a12a8ab9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.593537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038853/publication.md
observed c7de01dcae925aa80020d2d364b931cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.573415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038853/publication.txt
observed 83e5dab0d7bc175c87524148a079d10c...
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.