OpenTechnical

OT-2026-000034635

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line 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-2026-000034635) never changes.

Identity and time

Publication numberOT-2026-000034635 · never reused
Internal UUID01a0ae76-1ed1-7452-a9ab-2373ce59f2be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034635
StatusPUBLIC

Content hashes

Canonical text00e8c5d02fa79439c6828e04447aeafaffce28ee9b755da38d74e2e66e046e6b
Markdownab38d49282d6ae997e24cbfd4195a1eeb5374f1ca2ba55f90b56a34bc1fee96d
PDF
Publication paged30c4a301ac4d4909384e5e9caa225512918ad8ae362d6aa35076aa170f2ebd8
Manifest3ff30c96f35565ae3147aa317c33fb54a20902b1ea901f8c072e2f69711312c5

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
SignaturerNPCmGNKDDHwJ49qZQ9Roe3tN3VhnqE61o+1mTr7/Nhy059z/+AQ7MfXO9W15kf9BmY14RKcHSP0relYXtICAA==
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

2026-09-17T11:29:01.332398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034635
observed d30c4a301ac4d4909384e5e9caa22551...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:01.315398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034635/manifest.json
observed 3ff30c96f35565ae3147aa317c33fb54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:01.298911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034635/publication.md
observed ab38d49282d6ae997e24cbfd4195a1ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:01.281919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034635/publication.txt
observed 00e8c5d02fa79439c6828e04447aeafa...
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.