OpenTechnical

OT-2026-000039034

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum 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-2026-000039034) never changes.

Identity and time

Publication numberOT-2026-000039034 · never reused
Internal UUID01a0ae78-9672-7b59-9101-65ac4671f162 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039034
StatusPUBLIC

Content hashes

Canonical text03ba363d0dab5347289650163742733b5a689de1e59dc6843f6df909b8865a94
Markdown10803dac065438e28f8e5570658fad9091f158dff9be721afe53b8123037d84c
PDF
Publication page754db2fb8750efc8fa4feef056f26d98e980279607dc31449acf7de2d0ae9f3b
Manifest18ee50d3075ee15e8e58d3672aadcab8ee3c7fd5e0d91c54e9f73c3a97314b9e

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
SignatureJJWpeW/KNhq+v70XlCqbmrDPh5vofrtHXIkagonn9KCqijT6TuQwZT2XwCrKz5iaKMu23p8MptHezqEyBXjsBg==
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

2026-09-17T11:20:23.110144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039034
observed 754db2fb8750efc8fa4feef056f26d98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.091920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039034/manifest.json
observed 18ee50d3075ee15e8e58d3672aadcab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.072818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039034/publication.md
observed 10803dac065438e28f8e5570658fad90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.054589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039034/publication.txt
observed 03ba363d0dab5347289650163742733b...
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.