OpenTechnical

OT-2026-000008420

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, sustained 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-2026-000008420) never changes.

Identity and time

Publication numberOT-2026-000008420 · never reused
Internal UUID01a0ae6a-e46a-7a60-adfe-1599f9ad9a18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008420
StatusPUBLIC

Content hashes

Canonical text5766803233c2492786f750bd7e3d7889976836912508784a1865afed2bfe4de4
Markdown98708f38ead1267d11b6b3864e2398493054e04a0ebfb556a3d098e845f0ac03
PDF
Publication page8d9483de5372ab7344e86174421e08e0a05bf26eb4bcee89bab5609c5bd49b13
Manifesta2cbd30a254e6548271a429d89b5790e248b05e995e36ab0f6eb86f3fd55cb0d

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
Signature+/9gPA2z2S1sWhQWghJKADCtvWDC8bytdP7LLTWpc6Es/Iy/p6Hf/rVt8DJje+S+fS1hjG5xeI+63RBYGHTqBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:16.219594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008420
observed 8d9483de5372ab7344e86174421e08e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:16.195539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008420/manifest.json
observed a2cbd30a254e6548271a429d89b5790e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:16.175434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008420/publication.md
observed 98708f38ead1267d11b6b3864e239849...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:16.156018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008420/publication.txt
observed 5766803233c2492786f750bd7e3d7889...
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.