OpenTechnical

OT-2026-000066228

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000066228) never changes.

Identity and time

Publication numberOT-2026-000066228 · never reused
Internal UUID01a0ae8e-8dc3-77b8-97c3-8210815ea1a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066228
StatusPUBLIC

Content hashes

Canonical text6ad4ea59c51bb53ad822b16c68bf2ddf25dc826ff3064077ecc1cf44c3de559e
Markdownb705e8082259aa64b4cc7efb749ef7cef9e3bc952feafc023846f265b3fc51f0
PDF
Publication pageadd499fe3faf8538756512cf3bf583caeffd58a33ce082c84fe308f65affe3c9
Manifestde850057606eab73fcb234242d2f5c39d3cb3f80bb1bb6f0a391fd4fd6c41736

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
Signature14cA87LH1WZ0JTDFZ+wQnDuot1Jf73u1znt6WY+nBs8cZ0uQH1tmVr5nYNagu9pAa9+9DTKYuSS8XzeouY0sBA==
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

2026-09-17T10:33:23.551285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066228
observed add499fe3faf8538756512cf3bf583ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.533889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066228/manifest.json
observed de850057606eab73fcb234242d2f5c39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.518199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066228/publication.md
observed b705e8082259aa64b4cc7efb749ef7ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.500460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066228/publication.txt
observed 6ad4ea59c51bb53ad822b16c68bf2ddf...
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.