OpenTechnical

OT-2026-000066141

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented after 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-2026-000066141) never changes.

Identity and time

Publication numberOT-2026-000066141 · never reused
Internal UUID01a0ae8e-8dc3-7b54-96a1-c855d8232850 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066141
StatusPUBLIC

Content hashes

Canonical textdcb4b30defed709bd922dc867b9c3bbb563f1484f5798a69a7940cc450c4967b
Markdown932bc2740138107ae97191b8fb4953bc137e281ea472914c0ad960a3edeb4c9e
PDF
Publication pagebc99939f859305125594d87db48cbc1aadfc4622debb7d97beed5b9f9c3fcf4a
Manifest7bc515f5440de74532acb90f5d9d1d6ae1ea706da21974a0687e547074beeac0

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
Signature1QgJLjisFhW9bbhDV2U3MYb4TsKRM78kWbDuTgvcv4MFa509b60Gf/GjPA55Dm5akZxWNt4aZRp1ahqrUYTsCA==
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

2026-09-17T08:51:02.997517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066141
observed bc99939f859305125594d87db48cbc1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:02.980106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066141/manifest.json
observed 7bc515f5440de74532acb90f5d9d1d6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:02.836775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066141/publication.md
observed 932bc2740138107ae97191b8fb4953bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:02.817076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066141/publication.txt
observed dcb4b30defed709bd922dc867b9c3bbb...
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.