OpenTechnical

OT-2026-000010363

Publication integrity record

Foam pad vacuum gripper, two stage ejector, vented after 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-2026-000010363) never changes.

Identity and time

Publication numberOT-2026-000010363 · never reused
Internal UUID01a0ae6c-0ee6-7fe1-ad5d-cab1f3e5f1b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010363
StatusPUBLIC

Content hashes

Canonical textfb87482ef63d5c72b72d8139470434f7d972ad70f95212c1a48fc196fc8e8b68
Markdowna8ba88df48e9bd9baef8b87dc943b6a8d3582b279cc5686dd9cf31050625bc07
PDF
Publication pageaa1b009bf7367047e2fed7b1f048c870d7d04e7620296ccd7b279aeb72519ab7
Manifest3485ef3da8f62952b0d2a0b6c4dca294c60ec21b3a82dfc39230f45579a90491

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
SignatureGdCgX2eXmTgmfjWmJTBpkmhh+509Hih4EBQjQufmOVl6BnzyGmIQIBes4CcK6lVjMJ0+ah72E1/nHjwOkdstDQ==
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

2026-09-17T12:14:28.365552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010363
observed aa1b009bf7367047e2fed7b1f048c870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:28.345828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010363/manifest.json
observed 3485ef3da8f62952b0d2a0b6c4dca294...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:28.326643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010363/publication.md
observed a8ba88df48e9bd9baef8b87dc943b6a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:28.307060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010363/publication.txt
observed fb87482ef63d5c72b72d8139470434f7...
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.