OpenTechnical

OT-2026-000092155

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, supply line pressure sensor, 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-2026-000092155) never changes.

Identity and time

Publication numberOT-2026-000092155 · never reused
Internal UUID01a0ae9d-875a-7b74-8909-7ca18c167e1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092155
StatusPUBLIC

Content hashes

Canonical text4e0336ec2257d48a65bb8db1ed2c39da81f2ea6deb512a23610ef32df8598e97
Markdown876ee2fb7b153c34faf23b78a2a956d07073468de973363712489ef8472fc94a
PDF
Publication pagec95ea87dfbc23c85778b453c01a3a78fb76422e86c5a8b489eb0eb3fe36cb049
Manifest64e7ad319b810868228a04b327d8dd55e5c2a8e313502703e37a8a2ab085b8e8

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
Signature44qPJImSblykuAcPuHX2b5OXjycBuZwnSczAxb/DoQNXnyDm5zfQPNtA7AvyGhZyG0HyCYmAxFMCVIXge60UBg==
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

2026-09-17T09:41:37.658354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092155
observed c95ea87dfbc23c85778b453c01a3a78f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.639895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092155/manifest.json
observed 64e7ad319b810868228a04b327d8dd55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.619911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092155/publication.md
observed 876ee2fb7b153c34faf23b78a2a956d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.585952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092155/publication.txt
observed 4e0336ec2257d48a65bb8db1ed2c39da...
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.