OpenTechnical

OT-2026-000097174

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000097174) never changes.

Identity and time

Publication numberOT-2026-000097174 · never reused
Internal UUID01a0aea1-01ca-77b2-ae49-2cdc63b770f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097174
StatusPUBLIC

Content hashes

Canonical text47b46e41e762158c1a12afd0eaed2ab38c16f60e7f0f50dffd0dbad21a8d70bd
Markdownea74bfb6a98fdef7356927fd57c0963d4ca430e1a14f713f30730820637d116a
PDF
Publication page34d01b3581e84cf8b7a43ffb39e0310314612acb8bc3b3994b9164d41d453c32
Manifest921c1de3d1ec1dce7692ebd0e0d593aaf845d8a66141a2c3f15bba8a4a6ce00a

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
Signature+TG+GwuDJYY7kuNNn7fvlKOsDnOM+6J3DgY9JZcXZVIrokU1lZ1jdXBcr04GvlcRw5WZq50bJWSdvgqtySi5CA==
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

2026-09-17T09:11:01.641445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097174
observed 34d01b3581e84cf8b7a43ffb39e03103...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:01.621999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097174/manifest.json
observed 921c1de3d1ec1dce7692ebd0e0d593aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:01.601515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097174/publication.md
observed ea74bfb6a98fdef7356927fd57c0963d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:01.461352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097174/publication.txt
observed 47b46e41e762158c1a12afd0eaed2ab3...
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.