OpenTechnical

OT-2026-000062192

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000062192) never changes.

Identity and time

Publication numberOT-2026-000062192 · never reused
Internal UUID01a0ae8c-0abd-7f58-a19c-444ff4f3c773 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062192
StatusPUBLIC

Content hashes

Canonical text6d82c2bad67e1f7671614aba701194451780f7f1a1d04c0115801a8c9e537626
Markdown12f527b99d9a3f15993dd8f9c13fdab57561ea52fd795c2777e5d0db3dfe1dfa
PDF
Publication page16863d218c38bbb952aeecd23c582c7b0ba4508b836af12ee28a5fd60aabef07
Manifest0d8cb3fb4dcdd3e757f2d54a1814b692a5d022065238e78f06f19d8074d8eca8

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
SignatureM8PxNvNmOfI6mwtev+Z7uHtxaoPXx8Gjd93/hVHp6zZJX+5z/N1fH73kBF5CxpCJKnflOfQzBgiDYMOSaPXzCg==
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

2026-09-17T10:39:27.325121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062192
observed 16863d218c38bbb952aeecd23c582c7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:27.307884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062192/manifest.json
observed 0d8cb3fb4dcdd3e757f2d54a1814b692...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:27.287905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062192/publication.md
observed 12f527b99d9a3f15993dd8f9c13fdab5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:27.269515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062192/publication.txt
observed 6d82c2bad67e1f7671614aba70119445...
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.