OpenTechnical

OT-2026-000036305

Publication integrity record

Single cup vacuum gripper, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000036305) never changes.

Identity and time

Publication numberOT-2026-000036305 · never reused
Internal UUID01a0ae77-01d0-7a4b-9165-a98f835a7f86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036305
StatusPUBLIC

Content hashes

Canonical text2427730300e31861eab8a5d6beaa170cce1a7a08fe9f1f1dd84101b7ba19e3db
Markdown7cd622cf784bf5988ad7f38271b509c75ad929c7afd91ece08e89c31c27e8dcc
PDF
Publication page6234be178050fe692d4706ad0550863d70caadfab4a8125109e795ce596cd05d
Manifest603a3bdf34911a79b4eabc884260c5305979e1c1286aab0a65b06b4af51be099

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
SignaturesJwZDhmVu/xMZE8j4uYY8I11wx1y7J8YdR9uxoGgd8K0C7tOEKI+0LFxryNFvzx1y75aixc1LNtkDpfursjsDQ==
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

2026-09-17T11:26:34.599839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036305
observed 6234be178050fe692d4706ad0550863d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.580665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036305/manifest.json
observed 603a3bdf34911a79b4eabc884260c530...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.563872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036305/publication.md
observed 7cd622cf784bf5988ad7f38271b509c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.547378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036305/publication.txt
observed 2427730300e31861eab8a5d6beaa170c...
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.