OpenTechnical

OT-2026-000067882

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000067882) never changes.

Identity and time

Publication numberOT-2026-000067882 · never reused
Internal UUID01a0ae8f-c4fc-7251-b482-ecd81b20f465 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067882
StatusPUBLIC

Content hashes

Canonical text6e2d634342b4058826929ac01df7bb331fb4a1148c6353453527d3c951f63aef
Markdown63d65668433cf6197a0a39250fbef5c8d6d17b7acc61e18d4c99fa8c22d2540c
PDF
Publication pagef71f55c0dbf961f242c7479ca73c4242fd67ae9bf882625739233a32b36858b8
Manifesta0de770bbbe7fcdf3106ee90419eebb95098e464d2ec7b2bd19c2a719c5af848

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
SignaturexgBYtv4AfWZdJCM9uPeIqP8x7p5g2xBShWQdwOGOpNP5pRct6IrrwR4uKQ+4HnMsYf/tWxqdeXEl1wHiMttKCg==
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

2026-09-17T10:30:16.427873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067882
observed f71f55c0dbf961f242c7479ca73c4242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:16.410282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067882/manifest.json
observed a0de770bbbe7fcdf3106ee90419eebb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:16.382456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067882/publication.md
observed 63d65668433cf6197a0a39250fbef5c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:16.359207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067882/publication.txt
observed 6e2d634342b4058826929ac01df7bb33...
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.