OpenTechnical

OT-2026-000099396

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000099396) never changes.

Identity and time

Publication numberOT-2026-000099396 · never reused
Internal UUID01a0aea2-c973-75c8-88af-8e4cf3cc26de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099396
StatusPUBLIC

Content hashes

Canonical textac91b6c9dda1d67586f82582d6d632cd61e2dcaa764c8ea2edc4db09dd35ba16
Markdown970a6067eed77ec3cba15322e9d3725bf5b30cf8f6dddd8b0ad20932cdc1367f
PDF
Publication page42d72245258b6a0648c47f39f90648fa42f18a5c38a2c138edf589bd38c44b1b
Manifest4281169c619bb643223ef9a5a5649230f5b1474b7f3f4409b3bae33fc8a5c345

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
SignatureCOeYP9vfC3W5Am5H+nEK7EkVOQeQ1zopt0jeWDOTKq46QdmzeeUCe0hknX4DeoXqVolgH3e6XCFqF7s8M9BBDg==
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

2026-09-17T09:29:09.644621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099396
observed 42d72245258b6a0648c47f39f90648fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.626569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099396/manifest.json
observed 4281169c619bb643223ef9a5a5649230...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.610656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099396/publication.md
observed 970a6067eed77ec3cba15322e9d3725b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.592537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099396/publication.txt
observed ac91b6c9dda1d67586f82582d6d632cd...
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.