OpenTechnical

OT-2026-000052058

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, 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-2026-000052058) never changes.

Identity and time

Publication numberOT-2026-000052058 · never reused
Internal UUID01a0ae83-e78f-78ec-8b19-618313bfa4d3 · 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-2026-000052058
StatusPUBLIC

Content hashes

Canonical text2d127becb7692b56739d43048ebdfb1b5ddc49ea0db44d1a3990ec593e2ca35d
Markdownf16f7d8ab9db445936de379a895c3a17119cdeac7c68bf05246123a91fc991e6
PDF
Publication pagec75620f06ee9260e57575d56356468cfbe696ca59a6db85aeb605dd2d654d859
Manifest86ab91440e80e8f79ed18b4d30b9703e2d82e14d2aecf508c9c85ddb39bf2216

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
SignatureugxjXblhBeDb7DhP5Y6dD6hEbg8JTXvFECh1Q6vKab6ceRcTFEXaPQKnDtREcSz9o6o9aOrH4mqeDWZ9ltUjBA==
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

2026-09-17T10:57:34.811061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052058
observed c75620f06ee9260e57575d56356468cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:34.794323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052058/manifest.json
observed 86ab91440e80e8f79ed18b4d30b9703e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:34.778797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052058/publication.md
observed f16f7d8ab9db445936de379a895c3a17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:34.760809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052058/publication.txt
observed 2d127becb7692b56739d43048ebdfb1b...
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.