OpenTechnical

OT-2026-000093185

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000093185) never changes.

Identity and time

Publication numberOT-2026-000093185 · never reused
Internal UUID01a0ae9e-0911-7046-bad8-20c917135caa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093185
StatusPUBLIC

Content hashes

Canonical textc92ff8dcaac05698ef268bf414ad650e16e2b28df11ba8fb62845d3e4ac661ae
Markdownbfc5bfb98f0b7e44b197e81c9afea1d70d3bab5a46a54d3dcac99590e3d4a329
PDF
Publication page1c352faf772e4d352ff484bf2b1b69180947553092e1c4937483489e615e28fb
Manifest54ca411a1e754a3b9b25ff7a840ff388e4567e250702d64d28e92636de9cd4a7

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
Signatureegm/ExGojqIYjqMSWFbZRq9Q8MJh/4LPVrdoidIvF7h+/CRwVMaF2Jxz9kwhSrn94sz8/m+1Z+FYy+e4S/DDBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:29.342283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093185
observed 1c352faf772e4d352ff484bf2b1b6918...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.323873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093185/manifest.json
observed 54ca411a1e754a3b9b25ff7a840ff388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.306808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093185/publication.md
observed bfc5bfb98f0b7e44b197e81c9afea1d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.289155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093185/publication.txt
observed c92ff8dcaac05698ef268bf414ad650e...
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.