OpenTechnical

OT-2026-000037046

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000037046) never changes.

Identity and time

Publication numberOT-2026-000037046 · never reused
Internal UUID01a0ae77-7740-7130-b15c-51303774e1d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037046
StatusPUBLIC

Content hashes

Canonical textefda1dad17bdfc8bff1853bb7891afb487d35c27093f3162d6d515c96ff12bfc
Markdown984bd14d56b28f22d5750d61998e5c4c834fd5385633a26d3f87820ee9603da1
PDF
Publication pagee4b93920bd47c93565dfb45a6098ad2987ba987edbbeed72c31bf971beb17413
Manifest4c4ebbe9d9565ef6c1dca455e3f6ae5fae47e81ab9dea2aa057bcb4e4e7957a0

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
Signaturex2MTu8CEsw6KU4phg3WlankmWMv4/d402yYAoBiUgnTPiGz7tY8Nij7wD/wfTneVy0GxEuc+KqRZhOVVhmqNDA==
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

2026-09-17T11:24:53.755095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037046
observed e4b93920bd47c93565dfb45a6098ad29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:53.734049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037046/manifest.json
observed 4c4ebbe9d9565ef6c1dca455e3f6ae5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:53.712733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037046/publication.md
observed 984bd14d56b28f22d5750d61998e5c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:53.692150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037046/publication.txt
observed efda1dad17bdfc8bff1853bb7891afb4...
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.