OpenTechnical

OT-2026-000048750

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000048750) never changes.

Identity and time

Publication numberOT-2026-000048750 · never reused
Internal UUID01a0ae80-c32c-789f-8911-29ab2ab00db4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048750
StatusPUBLIC

Content hashes

Canonical text6d51b3024a379e51456a0b365b9087668707f5a6550a01e08e25ab7b5aa2d5ee
Markdown814c2445b1114b31b9e66a23592ed9f7bc2813e764b8d2185a28a7315b55770f
PDF
Publication page9ed6aee64834fa8feb08b2e93dc2d9087a9744276e588fa72beff3cc77456015
Manifestd5c48aa49ffbc43e0ba055520830a423970576b258ea5345b8181b3a52861ef1

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
SignaturelaxfXMLApH3X90o9vQ8qy6yrWOkBT8NfDq7MIRWi2ULZhXhqPDKTAX6sncKiKSUIuyfXB2e+YSqVn1o7N7FKAQ==
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

2026-09-17T11:04:25.020837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048750
observed 9ed6aee64834fa8feb08b2e93dc2d908...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:24.972346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048750/manifest.json
observed d5c48aa49ffbc43e0ba055520830a423...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:24.935611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048750/publication.md
observed 814c2445b1114b31b9e66a23592ed9f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:24.904803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048750/publication.txt
observed 6d51b3024a379e51456a0b365b908766...
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.