OpenTechnical

OT-2026-000010774

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, vented 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-2026-000010774) never changes.

Identity and time

Publication numberOT-2026-000010774 · never reused
Internal UUID01a0ae6c-0ee9-7f4b-a86d-3a821e083aa8 · 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-2026-000010774
StatusPUBLIC

Content hashes

Canonical text068dec01d797742d3c850804dc8df16e294cc4cfd2ecbadca0c0ac038bbf3f65
Markdown23372b7d18447a23bf2d8c63ba303392ba66e4f7707126cbb07f4a50e23c9071
PDF
Publication page860df5e6935518051dd260de0b427715f5f36232a17ae1fd3d7de2b1753ea27d
Manifest2278f09eb69b4a127268da2221a7c52350d2b11f09bb6db84531ace5204be2cd

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
SignatureLdSV8jj6Eww4+ExXScWwfHekQ9CQZmikUJwOA9Vwbv1fzVnogZoCRD32SjUF+rk44deWFl7aGSlA3TO2RdwZAg==
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

2026-09-17T12:15:41.739821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010774
observed 860df5e6935518051dd260de0b427715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:41.714051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010774/manifest.json
observed 2278f09eb69b4a127268da2221a7c523...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:41.687407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010774/publication.md
observed 23372b7d18447a23bf2d8c63ba303392...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:41.659115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010774/publication.txt
observed 068dec01d797742d3c850804dc8df16e...
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.