OpenTechnical

OT-2026-000022033

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, sustained blow-off before 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-2026-000022033) never changes.

Identity and time

Publication numberOT-2026-000022033 · never reused
Internal UUID01a0ae6f-bb5c-7ce9-9fee-4f4a3d59413c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:53.201585Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022033
StatusPUBLIC

Content hashes

Canonical textd5331142e858e26a9bc11fcfb9fa08b5dfb034f08b5173ab444f967c340230dc
Markdownb9cd1530d665af43b499ec81e565f1cb99168a6995108b00b4f9426da3094906
PDF
Publication pagedf875e085d135845fc43089aff8846710e4f0432e8f704970938b081baac4f16
Manifest5340863115d12449f1e5a0bd3ccaa29cd7f36e8e8e1caa2c23ab01abd49c244c

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
Signature6sTLhejC8/lMke8RXSfFiUm21n+Q1KmhCGUF+UHa92hYna1CCvC/dQnND9haAJBBrmFeRwSCrNEysTdTP+eAAg==
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

2026-09-17T11:54:43.221127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022033
observed df875e085d135845fc43089aff884671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:43.203217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022033/manifest.json
observed 5340863115d12449f1e5a0bd3ccaa29c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:43.183473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022033/publication.md
observed b9cd1530d665af43b499ec81e565f1cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:43.164621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022033/publication.txt
observed d5331142e858e26a9bc11fcfb9fa08b5...
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.