OpenTechnical

OT-2026-000093808

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000093808) never changes.

Identity and time

Publication numberOT-2026-000093808 · never reused
Internal UUID01a0ae9e-508c-700c-9b55-e4da8e2b6281 · 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-2026-000093808
StatusPUBLIC

Content hashes

Canonical text52fc9eaa2aaa5a482d17d8d60c71b85ba13db9661c1aad760da9b7d1337d452d
Markdown3de3d8f38e3423f0429eb99fea2c78a628d2372501eff086e33f6093af723858
PDF
Publication page01b576a853d2a2847bcb0bc2da181171e7d8ea58b7b583bb95d5ab87c0fd8d80
Manifeste0a84c363bc404d83285e556d4f818cd14233739bd1920d3b92800049f84dec6

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
SignaturetyXbnyM2X3+Qzz6Atk1xpfDY8hYEB3kasGBhOsq2s1Fuy6saKSKEmg1e8uIUaUcBPUBmDKBx4+NrzvTe5PsTAA==
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

2026-09-17T09:39:55.016490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093808
observed 01b576a853d2a2847bcb0bc2da181171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:54.998831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093808/manifest.json
observed e0a84c363bc404d83285e556d4f818cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:54.981911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093808/publication.md
observed 3de3d8f38e3423f0429eb99fea2c78a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:54.964389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093808/publication.txt
observed 52fc9eaa2aaa5a482d17d8d60c71b85b...
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.