OpenTechnical

OT-2026-000040906

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, sustained 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-2026-000040906) never changes.

Identity and time

Publication numberOT-2026-000040906 · never reused
Internal UUID01a0ae79-6d10-7182-9f46-f85b3a9b041d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040906
StatusPUBLIC

Content hashes

Canonical textad0840fdd2dc719e0f0e1c3ab9b2e82b06adf2407cee4b39505eead706f5668f
Markdownc230832cfde8e9f38bd279a52b29ad4da60fdc0648cf8ad9a7ef757a1c30ded2
PDF
Publication page22d5fa956515dc23d43952e45316da9f55a6078b30e12a26ef545ba5566ee249
Manifest9607110133224b7a994828e42290615df35df3dfbd5bcc0a7116046cf828ac57

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
SignatureigfHfBR41KoR4jTGTivr+Ax2LPES2gtcoEGDY8FNGafwae1wCGg29syH+Ah/QSMVvY91tHmETH26Kq/roIeODg==
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

2026-09-17T11:20:17.359327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040906
observed 22d5fa956515dc23d43952e45316da9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:17.340028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040906/manifest.json
observed 9607110133224b7a994828e42290615d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:17.320333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040906/publication.md
observed c230832cfde8e9f38bd279a52b29ad4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:17.298124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040906/publication.txt
observed ad0840fdd2dc719e0f0e1c3ab9b2e82b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:42.505806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040906
observed 22d5fa956515dc23d43952e45316da9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:42.488519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040906/manifest.json
observed 9607110133224b7a994828e42290615d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:42.470534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040906/publication.md
observed c230832cfde8e9f38bd279a52b29ad4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:42.452068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040906/publication.txt
observed ad0840fdd2dc719e0f0e1c3ab9b2e82b...
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.