OpenTechnical

OT-2026-000034386

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000034386) never changes.

Identity and time

Publication numberOT-2026-000034386 · never reused
Internal UUID01a0ae75-df0e-7135-aa96-0b7bba244f69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034386
StatusPUBLIC

Content hashes

Canonical texte8c7cbc85912580e1bd7d094e6fafb32d60c08c02125cca9e8e5c9bda4be7bf1
Markdown04383460f97d7d125109969eedc74be5c155d3f08da8f2319db3ff991448f273
PDF
Publication page27be5227035799b4ab097ab207d98b3f23038680d706f6929885f7a21ce06d55
Manifest57b4ad5f3f25bf7c4c4243ef845cbeb2667e8547a1580626e5417549bad38628

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
SignatureB6KAKsxEQ00KdCXTU55tGPLQXu+Alf34nl3Y3o5CJ+Qr7bd4a9Lx0TAM2CMHOlMz275oeQjnWjwGf8qq/tDDDw==
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

2026-09-17T11:31:05.952597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034386
observed 27be5227035799b4ab097ab207d98b3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:05.935686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034386/manifest.json
observed 57b4ad5f3f25bf7c4c4243ef845cbeb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:05.918638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034386/publication.md
observed 04383460f97d7d125109969eedc74be5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:05.900885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034386/publication.txt
observed e8c7cbc85912580e1bd7d094e6fafb32...
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.