OpenTechnical

OT-2026-000070053

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, pulsed 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-2026-000070053) never changes.

Identity and time

Publication numberOT-2026-000070053 · never reused
Internal UUID01a0ae91-1861-758a-9970-fc1004002184 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070053
StatusPUBLIC

Content hashes

Canonical text22c065b1743e994eb04739fa7dcb36e0f00d3757c99834b1ac038ec41cfc008a
Markdown11bf75e60df9044a4537cee037c8d03d32bf411794a4d7f61877ea8788b8a272
PDF
Publication pagec342b9b9362a08254d4db4d64af689d25ac88593b52483834d43e7ba680c282f
Manifest5f2147a7f98c8de3446ca432914eaaaf45f6e37516e3826016aca8951809c74f

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
Signaturebe96gDmNEhUrRpHkW6vaHs04rM1fcMAhK6mKrmB7pGJTG9DK/tQlVRNSzR5AhJErKzNHYaIznXlzLNrJJsdqCw==
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

2026-09-17T10:27:00.608418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070053
observed c342b9b9362a08254d4db4d64af689d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:00.590792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070053/manifest.json
observed 5f2147a7f98c8de3446ca432914eaaaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:00.574610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070053/publication.md
observed 11bf75e60df9044a4537cee037c8d03d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:00.557662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070053/publication.txt
observed 22c065b1743e994eb04739fa7dcb36e0...
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.