OpenTechnical

OT-2026-000046902

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two 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-2026-000046902) never changes.

Identity and time

Publication numberOT-2026-000046902 · never reused
Internal UUID01a0ae7e-d0f5-7d39-b6ae-211fee1b53ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046902
StatusPUBLIC

Content hashes

Canonical textfa4166e314c63690bf029362c879d264183ecdbb025b0068a853d76a0d388714
Markdownee80d7c02e5f8fda12bb81807239d47176f2721783eaf4688b21a2e367277c37
PDF
Publication page37b52ffb88167757fdedccf7aca8ab2ebefb1a86531889bb820ba58cccdc977c
Manifestdb2293a263ab7454c617e9d819a6d279952907cca04f5a5f2a13e4af15d38a04

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
SignaturencDhev6ksBJcVxZACjNbnaSHJtk62XItY/IKNfaLdnOlxUcgN8IjqT+wyonBFtUpR0J1n/GHIGnximIempatBg==
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

2026-09-17T11:07:01.227058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046902
observed 37b52ffb88167757fdedccf7aca8ab2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:01.208876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046902/manifest.json
observed db2293a263ab7454c617e9d819a6d279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:01.190095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046902/publication.md
observed ee80d7c02e5f8fda12bb81807239d471...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:01.173148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046902/publication.txt
observed fa4166e314c63690bf029362c879d264...
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.