OpenTechnical

OT-2026-000055686

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000055686) never changes.

Identity and time

Publication numberOT-2026-000055686 · never reused
Internal UUID01a0ae86-a103-7b28-b34f-a2a4f71080f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055686
StatusPUBLIC

Content hashes

Canonical texta45d2336850335b3875de16a6e05908bcdf66189e9eca301d5dedb9e5aac64d2
Markdownbaa38a738e87f867bc4d4dfc20be3bf0560e8c3cb7ff5fb7fa4c293c6ea14b2a
PDF
Publication page86463ee5fc8390e63e113aaeb739ef539c39147d9ed2dd4b1e35d705443731b0
Manifestfb81e2687420110f4abc46b69815a1b30918e075f30e2ece21fa5f7d14d3385a

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
SignaturecANlIGpgER7DWVTkkmiLW2IfaVaxRE3lfFk+gdlLFtc1d/At+3RDUNBNaiVhnsUpP/3rqy63xbpoG6KHhqCTAg==
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

2026-09-17T10:52:59.734101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055686
observed 86463ee5fc8390e63e113aaeb739ef53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:59.714765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055686/manifest.json
observed fb81e2687420110f4abc46b69815a1b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:59.682394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055686/publication.md
observed baa38a738e87f867bc4d4dfc20be3bf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:59.662652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055686/publication.txt
observed a45d2336850335b3875de16a6e05908b...
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.