OpenTechnical

OT-2026-000093335

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000093335) never changes.

Identity and time

Publication numberOT-2026-000093335 · never reused
Internal UUID01a0ae9e-0912-7704-9a17-adbe09638a0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093335
StatusPUBLIC

Content hashes

Canonical text5e3dab0f96b7b335f3c7ac3e41a140c3ee93249def2557741a0563d01c28a77f
Markdown8d997317084d8174e1e3a0ee867048782946c31bce344b786580133f6b7da8cc
PDF
Publication page37bd0bfd21e869c98e639f897d3c07d62f64312504626b89b74812f439f35e53
Manifestd4df020de6e61cb37de193daae45dfd897b6f09cf2bf42eeefd068f13b4c7a1e

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
SignatureDag44mLt9fC5/n+EGb0uYc14xuhGuM+X4OojtKetZAeoMm/q5m9dQaqRH928jDv6n0Vu7ecMuu8ouHq2jv0yDw==
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

2026-09-17T09:40:43.405344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093335
observed 37bd0bfd21e869c98e639f897d3c07d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:43.388894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093335/manifest.json
observed d4df020de6e61cb37de193daae45dfd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:43.372341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093335/publication.md
observed 8d997317084d8174e1e3a0ee86704878...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:43.353296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093335/publication.txt
observed 5e3dab0f96b7b335f3c7ac3e41a140c3...
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.