OpenTechnical

OT-2026-000098273

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000098273) never changes.

Identity and time

Publication numberOT-2026-000098273 · never reused
Internal UUID01a0aea1-e964-73f6-a95b-3741e6894ef5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098273
StatusPUBLIC

Content hashes

Canonical text2f95b13d8189527d5669994b839fdd09e658c3476bffbebcc984fc760673ab81
Markdown35d207c123324c40e79ce15fa21e9978e803ea8df7e0466f4a18d51c5183efa1
PDF
Publication pageb8e796200d59c9c9fe92ceae00d7916facce0ad2528e125423934d5a46552705
Manifestc663c64af886335e658d2e0eb3added223d5b142de07a2d660b57673bb1d45de

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
SignatureUZgzquxDAxH5l0cRGMZDzAcIxK8tdIOPjz1XdinsCn8qKAqVmxTbMJSGslm951Jv4CV0yS+TcqvLnpqP+wsmBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:28.062774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098273
observed b8e796200d59c9c9fe92ceae00d7916f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:28.045731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098273/manifest.json
observed c663c64af886335e658d2e0eb3added2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:28.027090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098273/publication.md
observed 35d207c123324c40e79ce15fa21e9978...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:28.009222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098273/publication.txt
observed 2f95b13d8189527d5669994b839fdd09...
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.