OpenTechnical

OT-2026-000055637

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line 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-2026-000055637) never changes.

Identity and time

Publication numberOT-2026-000055637 · never reused
Internal UUID01a0ae86-a103-7c33-a601-e09c082f1a6f · 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-2026-000055637
StatusPUBLIC

Content hashes

Canonical textab5fa086d2d743f0e65a985f338a256e218f04f5c933a35668bbcde80ceb9ba8
Markdownc2a54ab71b032419ddfdffea384b8da7e28da7af39e909536587823ab10f3365
PDF
Publication page021cc8b707830ac4306f7cdaa01c6cab483624b94001eebb3fbfe091ca16975f
Manifest32fbe1dc436ae0655e3372e9f79dc622a938534978ce9b3a733ceec7ec26886e

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
SignatureHH/MVp7uvERx/0bS2ujDQQq7VaEVRk8/6kmEAVMbE46yd5X4tlFb8+N+KtA1eHUmnGBZMpxe3vG0oBMTCFgNBg==
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

2026-09-17T10:52:52.170926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055637
observed 021cc8b707830ac4306f7cdaa01c6cab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:52.145190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055637/manifest.json
observed 32fbe1dc436ae0655e3372e9f79dc622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:52.127186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055637/publication.md
observed c2a54ab71b032419ddfdffea384b8da7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:52.102410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055637/publication.txt
observed ab5fa086d2d743f0e65a985f338a256e...
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.