OpenTechnical

OT-2026-000097157

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, 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-2026-000097157) never changes.

Identity and time

Publication numberOT-2026-000097157 · never reused
Internal UUID01a0aea1-01c9-72a7-ba18-e8bd77d724af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097157
StatusPUBLIC

Content hashes

Canonical text5c7251a4a5a222336039fe294a67e3533a28d4297da4213c58cef29e18df9533
Markdownbb4052fdb768ac72b122674a4055b09ca1bb72f3194191fc37fb3fe23e88b52f
PDF
Publication page5ec37c73254f8cba2afaf3d0a96d59ec8794e33b9aeaf5f83196ce6413b54a17
Manifestff95c51f19582d8092e7b0e629959453627010059f0db87dbc25c28f0072b8a6

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
SignaturekV+BuXgonTJIJgiqNZ5zAPINxldr9XbsLAstME2rRe+CRBYc5yBTD2TcHMfkJLTqCDMA0Z50nL79nG/Q0LNpAA==
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

2026-09-17T09:10:58.613244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097157
observed 5ec37c73254f8cba2afaf3d0a96d59ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:58.593616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097157/manifest.json
observed ff95c51f19582d8092e7b0e629959453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:58.449584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097157/publication.md
observed bb4052fdb768ac72b122674a4055b09c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:58.431129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097157/publication.txt
observed 5c7251a4a5a222336039fe294a67e353...
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.