OpenTechnical

OT-2026-000098936

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold 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-2026-000098936) never changes.

Identity and time

Publication numberOT-2026-000098936 · never reused
Internal UUID01a0aea2-8286-736c-bd8d-a59b8b49bec9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098936
StatusPUBLIC

Content hashes

Canonical text6914d95d3ce157cd3316a9d7eba243af394467e0332a1f5b7882ab45daffd25c
Markdown51f1b09ed623093d72adfce28f122bc78fcf56603b1e6d404f0001a9feb8b6a6
PDF
Publication page932cdc51204323f640be898fe9543653bf14cc7ffa8cafaacb41cc32c438d338
Manifest10a66fcdd9748cd3c104e0a9f33e4aeb9a0655342c5b55eeee58b80f0dea31fb

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
SignatureBtyxrXPD/UV60fSR+svctMgUdbJQOFn+ysyJyK2BxZFC1VXOdEw9BADfA34JNRSBekz2x3cimC/fwU9xN0dUAA==
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

2026-09-17T09:30:00.062859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098936
observed 932cdc51204323f640be898fe9543653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:00.048376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098936/manifest.json
observed 10a66fcdd9748cd3c104e0a9f33e4aeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:00.032144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098936/publication.md
observed 51f1b09ed623093d72adfce28f122bc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:00.015781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098936/publication.txt
observed 6914d95d3ce157cd3316a9d7eba243af...
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.