OpenTechnical

OT-2026-000035932

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000035932) never changes.

Identity and time

Publication numberOT-2026-000035932 · never reused
Internal UUID01a0ae76-b4c9-7359-ad4e-0a9730743eec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035932
StatusPUBLIC

Content hashes

Canonical textcba6dc72e013ebb18d2d2bac01b75a6152c2cd28b36a6a9ab23ae273dc78447e
Markdowna73025a76dedd473ae1cab5f621d544c0335d306665e649ff85605a670dc3278
PDF
Publication page64ea7af35245071ede11f123f249eb70ebe9a5543f613b55bd72ae15267b3148
Manifest2dedd68bc0f5236e6794f40f712bc219a48c4478f81c6ab6f227956692142307

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
SignaturehzTPkHgUiryn38oGmZKEdeFWQEvrITtygf/YcyQmz+zJSRlA8rbeoux18CRxuRywgRN8cxka8q2jQpqt9ZVYDA==
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

2026-09-17T11:27:46.974949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035932
observed 64ea7af35245071ede11f123f249eb70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.956495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035932/manifest.json
observed 2dedd68bc0f5236e6794f40f712bc219...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.938996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035932/publication.md
observed a73025a76dedd473ae1cab5f621d544c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.920291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035932/publication.txt
observed cba6dc72e013ebb18d2d2bac01b75a61...
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.