OpenTechnical

OT-2026-000046858

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000046858) never changes.

Identity and time

Publication numberOT-2026-000046858 · never reused
Internal UUID01a0ae7e-d0f5-7655-97f5-51a022eaca9d · 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-2026-000046858
StatusPUBLIC

Content hashes

Canonical text33afeb8a69c825ed3ce46f0a28cd1e9a8e63a89832ad31416b6e05d3caa611f4
Markdown8f7167b454df60f77749afa8d8abe6ef9be03ec2dad590ad0fcfd2f3a9e86288
PDF
Publication page900550b1cdfb5c7c73eb9753b515907dbee9af612b5d5f59b1c14f18803dd3cd
Manifest1bd7f96ee6e73458f4dbb53b2784339d578adee2864913f4e2dcbe1bb16c0372

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
Signature6mxIxMVX/iNQxkhqlxKwMsBWvlV1TzQJ5Ab6HcHB35KlSnwicj+H/IoRP4Md987MwZeX4yboqTnfXcWMg3/vBQ==
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

2026-09-17T11:06:57.681622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046858
observed 900550b1cdfb5c7c73eb9753b515907d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.664624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046858/manifest.json
observed 1bd7f96ee6e73458f4dbb53b2784339d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.646949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046858/publication.md
observed 8f7167b454df60f77749afa8d8abe6ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.626972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046858/publication.txt
observed 33afeb8a69c825ed3ce46f0a28cd1e9a...
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.