OpenTechnical

OT-2026-000093609

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000093609) never changes.

Identity and time

Publication numberOT-2026-000093609 · never reused
Internal UUID01a0ae9e-508b-7331-9297-f3fb2ca57eed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093609
StatusPUBLIC

Content hashes

Canonical textb26b9a0b42de071093fdc04fa7f8150cf30037ae7fae4e068f3222bd5237ed25
Markdownf4dc296cdcf8075da0583115d247e5a244ce35129031fc97b302e88df93106a8
PDF
Publication pagee8d0d5f94c5d8665a7c588fc1effe4fef35cf87a02b53e6d198e028eee644771
Manifest360163d15bd5faef2358d6bb7ccd83d3fd5cc9f96c8d17fefb60f6fa8952d3ab

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
Signatureok56GXlsGxwjX5HhL+S5Q2xTG6QeMOa23DNAd5bBYqaRg5jCfHFFGing6KqVQhY38F6zNAB48/L1UNwO0s43CQ==
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

2026-09-17T09:39:39.311313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093609
observed e8d0d5f94c5d8665a7c588fc1effe4fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.295886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093609/manifest.json
observed 360163d15bd5faef2358d6bb7ccd83d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.277998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093609/publication.md
observed f4dc296cdcf8075da0583115d247e5a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.261763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093609/publication.txt
observed b26b9a0b42de071093fdc04fa7f8150c...
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.