OpenTechnical

OT-2026-000040334

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000040334) never changes.

Identity and time

Publication numberOT-2026-000040334 · never reused
Internal UUID01a0ae79-2700-7a28-86dd-4ceeb8e34eae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040334
StatusPUBLIC

Content hashes

Canonical text77b3170eb97dbd47f33cb2e9eabdba4bc6dee738faf10c2b5f56a64f561470b6
Markdown834be0540847ab39692889b468cf125e521629eeb3396bd0c23a077d3976e75e
PDF
Publication pageba73f270aabcbaed9f0e603ef34971b56e6861cd9712df9cfd23cebc21a038ff
Manifest3fb293abcd9fbe6ce2dc15110885faf73cb341364cde5965d161c5127c3f3700

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
Signature/wH/xNwClIJM+NiDtGWnMhvuMMyrj2UveYjjZMpPsHTbvK7zLmmGPjtOl5V+dplsin4+Wr0siBC+5S4aDtZgAQ==
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

2026-09-17T11:19:20.403033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040334
observed ba73f270aabcbaed9f0e603ef34971b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.385249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040334/manifest.json
observed 3fb293abcd9fbe6ce2dc15110885faf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.367247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040334/publication.md
observed 834be0540847ab39692889b468cf125e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.351418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040334/publication.txt
observed 77b3170eb97dbd47f33cb2e9eabdba4b...
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.