OpenTechnical

OT-2026-000048082

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000048082) never changes.

Identity and time

Publication numberOT-2026-000048082 · never reused
Internal UUID01a0ae7f-c423-7566-8916-c833bbe51a65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048082
StatusPUBLIC

Content hashes

Canonical textc8a2acf8eaf76c9f025fdad57f511df77258bfc45491b567423efbf0ce406495
Markdownc6b8c365bc28ecc318aba068a422de39c72bf2eb861be81b253879b2705047ad
PDF
Publication page8383b65365ae308c1b4bc1231981cd41a52692cc9cb86578a4ca22818c9334ca
Manifestd828ebe0aaadac67affba4641369e4c24bdb63fe4069af9281bd101ba79db8fd

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
SignatureaRHeC4yRjzZXC/pdxk6xfGMusY1JAat66mhlfrFxkdK+XR5hmDD9TXiu/8znbXSoITATJ/DA1zyU8jzOZLnDBA==
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

2026-09-17T11:06:06.062540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048082
observed 8383b65365ae308c1b4bc1231981cd41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.043975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048082/manifest.json
observed d828ebe0aaadac67affba4641369e4c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.023159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048082/publication.md
observed c6b8c365bc28ecc318aba068a422de39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.003988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048082/publication.txt
observed c8a2acf8eaf76c9f025fdad57f511df7...
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.