OpenTechnical

OT-2026-000017018

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000017018) never changes.

Identity and time

Publication numberOT-2026-000017018 · never reused
Internal UUID01a0ae6e-591b-7424-9b9c-eb2939ee75a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017018
StatusPUBLIC

Content hashes

Canonical text78aa4509c7962756c221cb3ed00085dfd5b7c4067c56356d472d28c0df137fd6
Markdowna21dd0b5d34a375585e004e81c861befe7972397823f2cef08c0cbfb620c73b4
PDF
Publication page015e69569702c59913b53784387fa38f415f5210316f76af948a7388e4b190ab
Manifest7074d2035cd42a04ceeab48ed5beba167683c3a2341cafc40fc7363eb3ec6761

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
SignatureF8l1eGCut9qwzgVB4jaruCpDCYVGXIsCsnk0Msfptt1QnDoKiGia3wrwhsFST2MK6QTJhalH/EAVii2XeDb/BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T12:03:25.619025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017018
observed 015e69569702c59913b53784387fa38f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:25.604490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017018/manifest.json
observed 7074d2035cd42a04ceeab48ed5beba16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:25.589361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017018/publication.md
observed a21dd0b5d34a375585e004e81c861bef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:25.573523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017018/publication.txt
observed 78aa4509c7962756c221cb3ed00085df...
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.