OpenTechnical

OT-2026-000094543

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000094543) never changes.

Identity and time

Publication numberOT-2026-000094543 · never reused
Internal UUID01a0ae9e-f4e9-7640-85e3-1948af155573 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094543
StatusPUBLIC

Content hashes

Canonical texteccf179a47ca9ec45e572b35d47e1c691f63a2dd1688608c7835c40aba6041db
Markdowndfbb105f9f97acb99164f247a3dec1cb8248057198ca72903cc22c61705039d8
PDF
Publication pagebedea63cb8c9829d027330631bcbc453284e8f4b5e75b8c9155c44d1cc0f0c08
Manifestd3e09d257d2906defdf8bb48e4ffcc3d48d36ef82bd75a9835779f3e2209eba5

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
Signature9IPhmEfyDphjz4fTinB2Li1ZS90VW6PuybK+r5PR8v4KFAiL+DdCXmQvzG2RS4gxMk3+vpfBrE7jZtSeiufaDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:59.347963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094543
observed bedea63cb8c9829d027330631bcbc453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.329722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094543/manifest.json
observed d3e09d257d2906defdf8bb48e4ffcc3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.311683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094543/publication.md
observed dfbb105f9f97acb99164f247a3dec1cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.292016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094543/publication.txt
observed eccf179a47ca9ec45e572b35d47e1c69...
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.