OpenTechnical

OT-2026-000061195

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, manifold 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-2026-000061195) never changes.

Identity and time

Publication numberOT-2026-000061195 · never reused
Internal UUID01a0ae8b-1380-7eb6-b2a8-e634119d4166 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061195
StatusPUBLIC

Content hashes

Canonical text1f2cba201961e1897a6fe21b1fd8086ee71fcab90478847990a052bb6c267c90
Markdown3ffbbd2066eae5aba5dccee6167d1abeeff823a16b6dae4e8a0ec6b12a9896d2
PDF
Publication page0c7264f02aec5a49a18d11c83cd29af5154fb597b38a117ffa682eb30d4a7d43
Manifest97752f5bac15fb2b3c26566c329c3cda4056b57f4d8b73849a2d26784fcbb06f

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
SignatureD6h9iwTMjnpvrf50rU7zQFIe55Qw86TuK7oY7auTQi5PZEGKfhWrwzY3v74c1xkZhFYYqgDL95EBQrK97C6PBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:35.540234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061195
observed 0c7264f02aec5a49a18d11c83cd29af5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:35.518891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061195/manifest.json
observed 97752f5bac15fb2b3c26566c329c3cda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:35.501286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061195/publication.md
observed 3ffbbd2066eae5aba5dccee6167d1abe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:35.482712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061195/publication.txt
observed 1f2cba201961e1897a6fe21b1fd8086e...
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.