OpenTechnical

OT-2026-000068795

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed 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-2026-000068795) never changes.

Identity and time

Publication numberOT-2026-000068795 · never reused
Internal UUID01a0ae90-6dcb-7301-b401-b639489236e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068795
StatusPUBLIC

Content hashes

Canonical textd58ade0d81b722f00a1dce80eef69832ad8bab4fcaebc9a27169f25dbfba0653
Markdown043706fa768e9e19304e16c8815b9412f499a2caa12da0663ba1d7f480311888
PDF
Publication page987e7184ad823c9b080954d173df83209c207259f0f36c494b0a5229d431ffd6
Manifesta21c20d891affabe695d08a27be51fdc5bf4cf89c01c5fb65ee55cc14fd185c3

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
Signature334Ne6Khrh8wrRoVjtKZFVwZqEUElWv6XSw09slfZAR52XrMgs1p4o9Stq2n6LLafjQMWjtbJ/CtvGg6DxL2AQ==
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

2026-09-17T10:28:35.723073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068795
observed 987e7184ad823c9b080954d173df8320...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:35.706042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068795/manifest.json
observed a21c20d891affabe695d08a27be51fdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:35.687639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068795/publication.md
observed 043706fa768e9e19304e16c8815b9412...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:35.669562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068795/publication.txt
observed d58ade0d81b722f00a1dce80eef69832...
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.