OpenTechnical

OT-2026-000052183

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000052183) never changes.

Identity and time

Publication numberOT-2026-000052183 · never reused
Internal UUID01a0ae83-e790-7661-b930-495668dc552b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052183
StatusPUBLIC

Content hashes

Canonical text79e495993ac41198294a91aa5f5b704e91107bac88f66fcee7b01272a78cf53b
Markdown8e887be61e8b82476dfea88d93f04b739c457ce738e529c0760a38f13ce9b16b
PDF
Publication pagef19fd704d50db3f441c00bbcac209647f5cf75d29b1e002cdcdbc986c4486c93
Manifestf8611aa3328e51f66d6043133844525e043f1868c01f11b95e4210e371b286bb

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
Signature4KbjQzSTmX82tu53xPEMOmwMPGGqn5ay0yzQ9gHkLVkRTFZ4C4UtySbb2gD7/IAqAdb5jUEMB6BsyCWpywm5BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:44.728366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052183
observed f19fd704d50db3f441c00bbcac209647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:44.710628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052183/manifest.json
observed f8611aa3328e51f66d6043133844525e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:44.694047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052183/publication.md
observed 8e887be61e8b82476dfea88d93f04b73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:44.675969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052183/publication.txt
observed 79e495993ac41198294a91aa5f5b704e...
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.