OpenTechnical

OT-2026-000092042

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000092042) never changes.

Identity and time

Publication numberOT-2026-000092042 · never reused
Internal UUID01a0ae9d-43bc-759f-8b91-4f63bf3f443c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092042
StatusPUBLIC

Content hashes

Canonical text61ae621fb82eb5251a584d8e96e891305dafbbf53f398592b8e285e5257d223f
Markdown710e82d6db39136ade0a94b30ba135c48b951bdc4c1003d95b011a75903ebef6
PDF
Publication pagee7d9e3b317c7b517154bcc65bc4dc9a890886e0ece62036a71837fe3461937e1
Manifest07d7adc776f0e67d2a9189acc8a5ff6f12b01116dbc3403d038d2fb57776a419

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
SignaturexgCpGfJ/GZdTNViPWDqQHyMadSNotH0vG5BsmwValFZnXx24Z7nUUGvnCbQ3c3D6NLCYa6AV+QAAHts5km4ZAw==
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

2026-09-17T09:43:07.226946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092042
observed e7d9e3b317c7b517154bcc65bc4dc9a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:07.210490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092042/manifest.json
observed 07d7adc776f0e67d2a9189acc8a5ff6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:07.194210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092042/publication.md
observed 710e82d6db39136ade0a94b30ba135c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:07.178009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092042/publication.txt
observed 61ae621fb82eb5251a584d8e96e89130...
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.