OpenTechnical

OT-2026-000097932

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum 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-2026-000097932) never changes.

Identity and time

Publication numberOT-2026-000097932 · never reused
Internal UUID01a0aea1-92f7-7033-bb64-798c720d4aa2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097932
StatusPUBLIC

Content hashes

Canonical text0b506758a67da6ac2dad557e70ebb007fbd137e7c30e4302b246a3a0ae054b46
Markdowncc7ac50b2132929bdb2953bc164449ee06464c9d7ed315a02e34beb72c3acbb0
PDF
Publication page2ba1803aecc82add9047bb1548cca7adfd0c62a70633a98d382d7ba7f105a9f7
Manifest4ae3571873a52642aab6d839ed1ce073f0d215189320ba90c055b83486a31c28

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
SignatureU1uAEkNPEc828DPolKGVHU51Wk1ejtO6FihVEiLyKZweBMRzohvxp0yz+nNN9+CxYb8D3A9PwNS2cBbJ0v7JDQ==
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

2026-09-17T09:33:03.835776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097932
observed 2ba1803aecc82add9047bb1548cca7ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:03.817116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097932/manifest.json
observed 4ae3571873a52642aab6d839ed1ce073...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:03.798809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097932/publication.md
observed cc7ac50b2132929bdb2953bc164449ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:03.779158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097932/publication.txt
observed 0b506758a67da6ac2dad557e70ebb007...
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.