OpenTechnical

OT-2026-000023051

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed 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-2026-000023051) never changes.

Identity and time

Publication numberOT-2026-000023051 · never reused
Internal UUID01a0ae70-46ec-7685-96a4-dfe24b2a7da5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023051
StatusPUBLIC

Content hashes

Canonical texted30d65f9fccb6ead035ae3933632ea47ba5eb8663fa2580c63b7403e0d0cc0d
Markdownef74565222bb0d71913b6e59c7052942e7482bf7ba98b2b56121f899ae35a8df
PDF
Publication page0d54f8830e5cec7f5bcda13e0b13801251d1cd11a1a0e51b6a33bd2dd1df7f5f
Manifest3c91ffaa5a4fec8a6e758bdefd4e14b95b965cbfae3e7ddaba3af87f21884b5f

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
SignatureIVmFXwh7pfqh7CTA21V+5jvVTxSlZRIhm+T9oCDvOe9AQeWkQ75L0tZlbfElnZ5f1D0zNudLEj399mHuF5/qCg==
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

2026-09-17T11:52:39.463157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023051
observed 0d54f8830e5cec7f5bcda13e0b138012...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:39.444616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023051/manifest.json
observed 3c91ffaa5a4fec8a6e758bdefd4e14b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:39.425349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023051/publication.md
observed ef74565222bb0d71913b6e59c7052942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:39.407709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023051/publication.txt
observed ed30d65f9fccb6ead035ae3933632ea4...
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.