OpenTechnical

OT-2026-000033894

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000033894) never changes.

Identity and time

Publication numberOT-2026-000033894 · never reused
Internal UUID01a0ae75-a391-7677-82bb-4109b5ff4693 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033894
StatusPUBLIC

Content hashes

Canonical textd0b3e8b86b6bd0d1cc47197eb8191e5662ef28c78eda4725a925a3808480735a
Markdownda0848a28ccc45afbc8930c049e44d65bd6dcd66bec80780b0a672f0407960f9
PDF
Publication pagea4734df96d439b96b0b49db3d59fba685a2704071cab2c7c4a3c58eb92fb7e15
Manifest4b46cd8210f67f94a8ccf9eda2b0d09583f3f906a3a9b86cc434e8a0ef63ade1

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
SignatureIBUv06mu5caGex/Cn4cMmWGoR/wBeXl7V48UP9/JEPVHKsH4DPNVgSNBwTbeLseoGBIwUUZOi8d9MzibNjIgCQ==
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

2026-09-17T11:31:58.179604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033894
observed a4734df96d439b96b0b49db3d59fba68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:58.160229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033894/manifest.json
observed 4b46cd8210f67f94a8ccf9eda2b0d095...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:58.140430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033894/publication.md
observed da0848a28ccc45afbc8930c049e44d65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:58.117497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033894/publication.txt
observed d0b3e8b86b6bd0d1cc47197eb8191e56...
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.