OpenTechnical

OT-2026-000018118

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000018118) never changes.

Identity and time

Publication numberOT-2026-000018118 · never reused
Internal UUID01a0ae6e-b487-7d9c-b8cc-f419595c58a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018118
StatusPUBLIC

Content hashes

Canonical textad66c69fab849d98565887bd885ce756c0a68fd9be84e97e7e4b881bc9e2a7b6
Markdown2e6dc719021bc9785f619022d659cec30d1c5fb43090c37e252542db45c111ac
PDF
Publication page5b73b088cfaa4ad433abd11ed2607051c626bbdc4e0de88deff2c816d2897c9b
Manifest7b04eefac6c5bc8bfe8d5b51cbe2215bb30d2de86bf3afccbf712e86c0ad50b2

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
Signatureps5VR1mD8deMvFj9AAkIDCDydCxxXn5bAAbXWQ1Kz+oZNmqFgVmdZn5gRGKc22zWZNGKUtB8DMNgh107MhJuCg==
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

2026-09-17T11:59:51.571769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018118
observed 5b73b088cfaa4ad433abd11ed2607051...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:51.552147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018118/manifest.json
observed 7b04eefac6c5bc8bfe8d5b51cbe2215b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:51.533673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018118/publication.md
observed 2e6dc719021bc9785f619022d659cec3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:51.515842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018118/publication.txt
observed ad66c69fab849d98565887bd885ce756...
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.