OpenTechnical

OT-2026-000023912

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line 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-2026-000023912) never changes.

Identity and time

Publication numberOT-2026-000023912 · never reused
Internal UUID01a0ae70-aed6-7b56-90e6-2d32220b115e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023912
StatusPUBLIC

Content hashes

Canonical text9546b56c8090c2d23bdd249717eab617b8b05cdb56bb7129e2564f7c530c2755
Markdown2540be2fcb9d89716d3f1dc3cf47d53706c05c908d5d6550f7e4b887d899dd68
PDF
Publication pagebcd9f00db16d6e62280ad7c46a8ca4db85c03536945b6205feb1a77d762d841f
Manifest853e79ce75ed3667f0cf35448bd4921332be2f0318ec6915ade86d041bb02693

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
SignaturelHAmk7Zvb82OYBJIWxvalv1lOLgirYMJ45r/bHxlft4rTwqesi0HDT88ta9JTIROAAUFF4dvJkuRqg7IWnoSCg==
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

2026-09-17T11:50:31.915764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023912
observed bcd9f00db16d6e62280ad7c46a8ca4db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.896094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023912/manifest.json
observed 853e79ce75ed3667f0cf35448bd49213...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.879372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023912/publication.md
observed 2540be2fcb9d89716d3f1dc3cf47d537...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.860822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023912/publication.txt
observed 9546b56c8090c2d23bdd249717eab617...
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.