OpenTechnical

OT-2026-000036694

Publication integrity record

Foam pad 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-2026-000036694) never changes.

Identity and time

Publication numberOT-2026-000036694 · never reused
Internal UUID01a0ae77-46e8-73a6-9129-c3df770225ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036694
StatusPUBLIC

Content hashes

Canonical text06c4398a1f848b1b53eeccca127aa46eed08fcde3b84f6a9470838799c41c713
Markdownbfc7cc7ba19c4d9fc353a3944d033394f6c1779f5283bec24e73f2c20a481ff0
PDF
Publication page8397a77f99b4e74639439d680c02888bb5b3dca8e191864197849317792326cd
Manifeste262340571904098755f4c3f912af52796fd848a670146331df42a9e1cbe227c

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
Signatures2F+tgqG3wXns1aTRf2XpnS1WJp+DcmOIgACC7JrdJNVZLpL2UEhkhPfp7rTgeS3bR5XBbD8ZGy7m4YB2ng2Cw==
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

2026-09-17T11:26:03.144623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036694
observed 8397a77f99b4e74639439d680c02888b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:03.127565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036694/manifest.json
observed e262340571904098755f4c3f912af527...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:03.103020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036694/publication.md
observed bfc7cc7ba19c4d9fc353a3944d033394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:03.078871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036694/publication.txt
observed 06c4398a1f848b1b53eeccca127aa46e...
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.