OpenTechnical

OT-2026-000066133

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000066133) never changes.

Identity and time

Publication numberOT-2026-000066133 · never reused
Internal UUID01a0ae8e-8dc3-732a-8eec-8882b5567985 · 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-2026-000066133
StatusPUBLIC

Content hashes

Canonical text091537a12178e18f5df1efab2a344688db80158ce6f2051e7961d1a79120f0c7
Markdown86f96154f63530827ff9bc752bd24321797bd23ec807e4067f025c726af42a0a
PDF
Publication pageaf48480fc97cac1a04f3b6c8eb9da566b92848be5885b5c7bb9a810c4825a6dc
Manifest5b4fb0aa57d7eeb27321b565c0f9538adb9c2972db13ddfd0ac3a51408196b46

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
SignatureP/37DUQ6HznlmYhOGcgFCQ+QbZzYXr1DZ/dx87GCi3y2plHnsXisRLR/wKLvzvv68/bV/GFECzUPk8B8bazXDw==
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

2026-09-17T08:51:01.577268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066133
observed af48480fc97cac1a04f3b6c8eb9da566...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:01.558074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066133/manifest.json
observed 5b4fb0aa57d7eeb27321b565c0f9538a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:01.535740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066133/publication.md
observed 86f96154f63530827ff9bc752bd24321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:01.502905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066133/publication.txt
observed 091537a12178e18f5df1efab2a344688...
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.