OpenTechnical

OT-2026-000037364

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000037364) never changes.

Identity and time

Publication numberOT-2026-000037364 · never reused
Internal UUID01a0ae77-b8cd-733f-ade2-ffd0cbd90f61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037364
StatusPUBLIC

Content hashes

Canonical textbb446f359062568e21dbf543907dad1b98e46ba5db803c87a21a70c5cc141b54
Markdowna49bbfab4b3dc5208deadf720f3d8c2de01c2b6a57e505ed07368736252e84af
PDF
Publication pagea1e6079efc89de28c062bf96172460e8069796d4a033a03b82cda1de96fadf7d
Manifest6f6269c21ce278c87c174ecf811ae5785948f6bbcc8deddce5175adffedfbfdb

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
SignatureDACOuE85krHYfmJ5xPj9ey6iJT1kxXxGVJWUjpa7kyaBnEN/QbFqD2nlfL+DBM8itblm/mwnnlF7Q7Z5JtmwCg==
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

2026-09-17T11:23:47.143219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037364
observed a1e6079efc89de28c062bf96172460e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:47.125335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037364/manifest.json
observed 6f6269c21ce278c87c174ecf811ae578...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:47.107160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037364/publication.md
observed a49bbfab4b3dc5208deadf720f3d8c2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:47.088459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037364/publication.txt
observed bb446f359062568e21dbf543907dad1b...
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.