OpenTechnical

OT-2026-000092131

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000092131) never changes.

Identity and time

Publication numberOT-2026-000092131 · never reused
Internal UUID01a0ae9d-8759-7c90-abb0-0d355a2a5d40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092131
StatusPUBLIC

Content hashes

Canonical texta42411010f5b64129cfbb9e77a7df0bec73a0eb9a641f084991b032a0b5f6835
Markdowneea22a948cb14d128f40eefc5d89274e203c02f1c25ed21eb0e8ad875ffb8aa3
PDF
Publication page95957d03c851ef9db15b70ed1a3ead80e3e30ceefd6ebfbf784ce424a8e475d3
Manifestbd30a4352a6054fe53b2a032c7ee39832d7b3fce59df1600f9aca4fa5164c4e9

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
SignatureSl0KhnSW7HwG+F3aRERSvYAHQOfy95m9APiMhp4JeZ2eCdnRM9QjdjFYRWb6r7nUdei9l+qGrbh959iJpGvOBA==
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

2026-09-17T09:41:36.019460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092131
observed 95957d03c851ef9db15b70ed1a3ead80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.003465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092131/manifest.json
observed bd30a4352a6054fe53b2a032c7ee3983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:35.987135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092131/publication.md
observed eea22a948cb14d128f40eefc5d89274e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:35.969857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092131/publication.txt
observed a42411010f5b64129cfbb9e77a7df0be...
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.