OpenTechnical

OT-2026-000104450

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000104450) never changes.

Identity and time

Publication numberOT-2026-000104450 · never reused
Internal UUID01a0aea5-3421-7820-9d9d-f5831a1ae8f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104450
StatusPUBLIC

Content hashes

Canonical text441578be0a85c94f7d5be755d39dcb279d203b3d5956e7f516a19d601b594dec
Markdown38d1cd0bc7ea57c33f4ee1889210b179411081bc114643ac06eccd3731ad4c37
PDF
Publication pagee3382e839f0b3a4b3469b7294d9386fb0632aa963038f6a644f2375ef3dacc5f
Manifest5c72a4fce29202b3bdf4fc1f0c68101c48e2763054e03737456fcbbbdf7dc01d

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
SignatureDFg9AGm+/HONhw9+5m5pDc+zEoRkAutHGDj5EOoAp2724F5/b+rGrfdkOGym18lBb4c8L88PYJzUnBwc+E1mDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:43.799885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104450
observed e3382e839f0b3a4b3469b7294d9386fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.782838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104450/manifest.json
observed 5c72a4fce29202b3bdf4fc1f0c68101c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.763611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104450/publication.md
observed 38d1cd0bc7ea57c33f4ee1889210b179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.744629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104450/publication.txt
observed 441578be0a85c94f7d5be755d39dcb27...
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.