OpenTechnical

OT-2026-000100166

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single 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-2026-000100166) never changes.

Identity and time

Publication numberOT-2026-000100166 · never reused
Internal UUID01a0aea3-3052-7ffa-809b-ad55d8b1939a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100166
StatusPUBLIC

Content hashes

Canonical textfc90ea0ce51f43cab41e3ce7fa974841db0238202572956c70c7f373694b762c
Markdownb7bdf00b6a8ea71c95dc568acaf6babfc09467211b691aeb874dda1ae960d4e5
PDF
Publication pagebacebc6f581c6139f58d89886afb2fb4de8da5e57bb5a53f3812bb3eded1d99d
Manifest95dc4dfba3cae9f17923e9d13639550d3eb92cac4c05423615ca1a96529923fe

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
Signature4UStUB7f5WPsVP1NE+Owhcw7N6JE2eZhsFJU7RpatC/+VWBnclnn1OrhuuQUSA7zBZppPDhgI4ynGVmjQN+MBA==
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

2026-09-17T09:27:52.563580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100166
observed bacebc6f581c6139f58d89886afb2fb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:52.546912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100166/manifest.json
observed 95dc4dfba3cae9f17923e9d13639550d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:52.529281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100166/publication.md
observed b7bdf00b6a8ea71c95dc568acaf6babf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:52.511968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100166/publication.txt
observed fc90ea0ce51f43cab41e3ce7fa974841...
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.