OpenTechnical

OT-2026-000034466

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000034466) never changes.

Identity and time

Publication numberOT-2026-000034466 · never reused
Internal UUID01a0ae76-1ed0-7e5c-ba9c-92430c59d310 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034466
StatusPUBLIC

Content hashes

Canonical texted4edadd9839c698128c9a3cf23753e0036a8b340232bba112cf95a6dcc770f5
Markdownca5d8649cbaffa9301230b1bd5f359c987ffe3531295e2fef412d674c9ff46d3
PDF
Publication page36f99b443371cfba2273b7981cb8fba47b72cc3aac06bfc117a5af8d829375e3
Manifest96db83344c0193928e25296d230b98dfec6d34396c07a6d6c623fd4a913fee61

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
SignaturegLsJV0d/yLcUBpGHyjgxFpa/Czi1hMn/nxQoVUTJrRzx1Vtix2Th9bEFr0QKygrOKh5FIvgFT2zOm8k1G5xwCA==
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

2026-09-17T11:28:47.594017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034466
observed 36f99b443371cfba2273b7981cb8fba4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.576082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034466/manifest.json
observed 96db83344c0193928e25296d230b98df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.554070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034466/publication.md
observed ca5d8649cbaffa9301230b1bd5f359c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.535713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034466/publication.txt
observed ed4edadd9839c698128c9a3cf23753e0...
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.