OpenTechnical

OT-2026-000098963

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold 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-2026-000098963) never changes.

Identity and time

Publication numberOT-2026-000098963 · never reused
Internal UUID01a0aea2-8286-702e-ae0d-dd403c7e1d32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098963
StatusPUBLIC

Content hashes

Canonical textef52e07c4b953c7696a994e646de3b456734c90e1a42d7c2f672277e980ff1a3
Markdowna87a0f981bd2785b91ae2d74e169b56400bcc00f99e6bb4083f0441463124c47
PDF
Publication page7732bf013be877fe4dd888ffed3fe386aa13efd78fac0877ce7709cf5d534a62
Manifest5da6154b34015d6b84ad33cf7a2ff067e16fc55691e732b187d883e4724eaeeb

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
SignaturenX0/+EKCWYagIKYs4D7VXxR90f9G+OYXksAGcJUh54k3b4SnzmlM4gScCWMLbOZ22vROM6yyE8EEKvi2rWZlCg==
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

2026-09-17T09:30:02.177124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098963
observed 7732bf013be877fe4dd888ffed3fe386...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.160654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098963/manifest.json
observed 5da6154b34015d6b84ad33cf7a2ff067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.141267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098963/publication.md
observed a87a0f981bd2785b91ae2d74e169b564...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.124655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098963/publication.txt
observed ef52e07c4b953c7696a994e646de3b45...
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.