OpenTechnical

OT-2026-000026070

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000026070) never changes.

Identity and time

Publication numberOT-2026-000026070 · never reused
Internal UUID01a0ae71-a840-7981-a2b7-29be62b88054 · 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-2026-000026070
StatusPUBLIC

Content hashes

Canonical text9b42063a45c11d1e0f57288ea8788f9a787d596e22525029e6513fd93bf36cb0
Markdown51066a982c83e9041a2a2385c6bdeb0fe29939dbdedbe2bdfbd214937cbb70a8
PDF
Publication page61f2e4420fc50f437e61d9669856c05994e1e60dd2bd0192921bdba2980de99d
Manifest5203230d5ab70f4cf72cbda2b188d9d05c736a880aa32405cb5df76936cc2ee5

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
SignaturefEmD8dqmIWUzrnbe14pRlvfkHFvplLIMFiso3+JqyfJCOOren2ifkxhS4Flbuf+/xfLqrjYPBqz6xdYgXU5iAA==
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

2026-09-17T11:46:33.928369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026070
observed 61f2e4420fc50f437e61d9669856c059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:33.908249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026070/manifest.json
observed 5203230d5ab70f4cf72cbda2b188d9d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:33.888946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026070/publication.md
observed 51066a982c83e9041a2a2385c6bdeb0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:33.868436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026070/publication.txt
observed 9b42063a45c11d1e0f57288ea8788f9a...
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.