OpenTechnical

OT-2026-000091110

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000091110) never changes.

Identity and time

Publication numberOT-2026-000091110 · never reused
Internal UUID01a0ae9c-f16b-757f-814e-dabf535b7c79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091110
StatusPUBLIC

Content hashes

Canonical textc78630d5f205e961a74b0d2bd82710a251d25a7d391c9b29353540b2a836851a
Markdown98df159d267cd57f3400a47cdd574de9d53652b4648fa56d429313a9d1799dc8
PDF
Publication pagefd680e9ce6528658e5ddd43829a263ea3eee59900e394d108926613cc58c28e3
Manifest4676df4f94a80a620e5a9ff98ff420d3ebc324b851a67b6b15fc72eb3a9239d0

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
SignatureWvxB0mquagpQzGSfhJGUxTF1CBbHyhwJ1U9G8HM13IuIxpJNekUj1evR8vazIVv81voQMyfqLVkYGxsolHfoDA==
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

2026-09-17T09:43:15.694255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091110
observed fd680e9ce6528658e5ddd43829a263ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:15.677305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091110/manifest.json
observed 4676df4f94a80a620e5a9ff98ff420d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:15.660197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091110/publication.md
observed 98df159d267cd57f3400a47cdd574de9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:15.642435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091110/publication.txt
observed c78630d5f205e961a74b0d2bd82710a2...
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.