OpenTechnical

OT-2026-000041797

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, sustained 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-2026-000041797) never changes.

Identity and time

Publication numberOT-2026-000041797 · never reused
Internal UUID01a0ae79-e8a3-708c-94d1-4ad81070ce04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041797
StatusPUBLIC

Content hashes

Canonical textfd97417b55a1e48ed049037ff0cb9e4e1dfa92804811790b60bbf4ab8dadfe19
Markdownbbe995d6753a4b221c9f1b4bbe8c08bf9acd9ff61bab7a02c056cffb3e99933a
PDF
Publication pagebfdad921081ff66ac900a47e03dcc7b59524bb10b79cbce01ad2dddbb266700f
Manifestcdeb4165f600e191e5f512005d1878e587c9945e5b05658e4ea9a694b4fcd2a6

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
Signature60p0fMMgNNIxV8lxDhVhgkFqFqtoGBG8UqEgPb06EcoCVvaEUjaRlughxWJiD5LmkfaC/QhW0r2VwfHktrPJDw==
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

2026-09-17T11:16:39.292523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041797
observed bfdad921081ff66ac900a47e03dcc7b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:39.273983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041797/manifest.json
observed cdeb4165f600e191e5f512005d1878e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:39.255831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041797/publication.md
observed bbe995d6753a4b221c9f1b4bbe8c08bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:39.238565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041797/publication.txt
observed fd97417b55a1e48ed049037ff0cb9e4e...
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.