OpenTechnical

OT-2026-000018882

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000018882) never changes.

Identity and time

Publication numberOT-2026-000018882 · never reused
Internal UUID01a0ae6e-d522-76ab-a11f-ed5f690140d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018882
StatusPUBLIC

Content hashes

Canonical text07de95ba5639ee4e99c1248cbba97d58575322648ab6e12f2c063e4377324ab7
Markdown5f461309353962b6a0173cef0ebea8ad8894915087bea2f02fed0cc81ec43e73
PDF
Publication page965d63b7e59f6767d3a41e2c899775fc56b847185e6f2b903408efb90f3cd9f7
Manifest5c95d7018bafc08587ec7a6ab2a1d1862d872b98c4cc07e7057290a50d2e63ef

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
SignatureLzR1mRfwUwXGJEYRksi86YXTwTW0NkWtN1l+W33Zup3pziUkYblaijOI2b7UzbyxNSGjlLkOI9S1jWi4+1gsCQ==
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

2026-09-17T11:59:31.941889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018882
observed 965d63b7e59f6767d3a41e2c899775fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:31.924373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018882/manifest.json
observed 5c95d7018bafc08587ec7a6ab2a1d186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:31.907611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018882/publication.md
observed 5f461309353962b6a0173cef0ebea8ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:31.889649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018882/publication.txt
observed 07de95ba5639ee4e99c1248cbba97d58...
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.