OpenTechnical

OT-2026-000046698

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum 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-2026-000046698) never changes.

Identity and time

Publication numberOT-2026-000046698 · never reused
Internal UUID01a0ae7e-57df-7414-b075-566d81c87e3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046698
StatusPUBLIC

Content hashes

Canonical textb9b86dfaf9558b551c9366032cd6e39472a73564d2398d87d8d720dccbed3dbb
Markdown1e3467cbcd9b9e624104ad15439893c3101f4fc8482b65c9e60d1c74409879e6
PDF
Publication page690857ed0884638cdf9fdebc5923be6a4d3fd0aa64b2f5b176be8ef300d89cc4
Manifest6713213aeb22789c7ae58854230f2fd06d4473b28f1dffea2cd63d44ea63bde9

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
Signature8dMdvLVCk9TfzaEw2E6FzTeT/w90gPh5s1urqoTY79o4q0GmlMaeBx7NeH1f856oUrxaQ/d++q3HDcy/IKPTCg==
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

2026-09-17T11:08:54.918787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046698
observed 690857ed0884638cdf9fdebc5923be6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:54.899147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046698/manifest.json
observed 6713213aeb22789c7ae58854230f2fd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:54.878125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046698/publication.md
observed 1e3467cbcd9b9e624104ad15439893c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:54.857971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046698/publication.txt
observed b9b86dfaf9558b551c9366032cd6e394...
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.