OpenTechnical

OT-2026-000065939

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000065939) never changes.

Identity and time

Publication numberOT-2026-000065939 · never reused
Internal UUID01a0ae8e-8dc1-7543-97a4-85082a320e8f · 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-2026-000065939
StatusPUBLIC

Content hashes

Canonical text6e58cddfbe5b41224155e000a0b138b348fc2f9b742bade1c9ccf6d4370ab7a9
Markdownf884ea80f0cf43ea910b6b21e28bc0e309429182ca9dd5fc2d35254dee2f7c61
PDF
Publication pagea608f80cecdf6cd08401d81b4fdd9d375102b90bc653d5ee60fa27bb2d9f70df
Manifeste0068ac3027da69b34a8fd94105f18f09d730bfd295d8e0d22485f6fda89f088

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
Signature0ulGiDNcLObQmckKo6dHC0zKkLObnCwJW97HNJp14IVeiiTsy6xhPVkcLBoxrU+lLyIGrGkpiDhj/zQUhzQoBA==
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

2026-09-17T08:50:13.994245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065939
observed a608f80cecdf6cd08401d81b4fdd9d37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:13.974695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065939/manifest.json
observed e0068ac3027da69b34a8fd94105f18f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:13.830464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065939/publication.md
observed f884ea80f0cf43ea910b6b21e28bc0e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:13.807786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065939/publication.txt
observed 6e58cddfbe5b41224155e000a0b138b3...
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.