OpenTechnical

OT-2026-000064222

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000064222) never changes.

Identity and time

Publication numberOT-2026-000064222 · never reused
Internal UUID01a0ae8d-a45f-7499-8653-63146615de1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064222
StatusPUBLIC

Content hashes

Canonical textcc84c06f778ccf102457c5a2f73192d7f2ef2b19e18b782c06bb40b7a42ac5c5
Markdown8b7fd4ec428e5ba7e85c64a07e41f815ad890951331c5b16287a77c57c21469e
PDF
Publication page98df942db63e418e510f0bc1d914e70abb0f95b7ed3297bf2d6fa5d8fb8cda51
Manifest9d5f6bece3ae034f4f5f7149c4e0ab3cf33db0f3af68362c92a0f380c555237d

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
Signature1htbaFgnyAp0r2WkpImipV5wEeU80jwAZHNdv2+V5XKt/2hlWA+0N691HRVJSQuLpxXx4IqSU8dsjBqZFtKcAQ==
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

2026-09-17T10:36:20.660228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064222
observed 98df942db63e418e510f0bc1d914e70a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:20.639963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064222/manifest.json
observed 9d5f6bece3ae034f4f5f7149c4e0ab3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:20.618939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064222/publication.md
observed 8b7fd4ec428e5ba7e85c64a07e41f815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:20.599443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064222/publication.txt
observed cc84c06f778ccf102457c5a2f73192d7...
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.