OpenTechnical

OT-2026-000032110

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off 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-2026-000032110) never changes.

Identity and time

Publication numberOT-2026-000032110 · never reused
Internal UUID01a0ae74-f7a4-70f0-aa67-9db5937babdc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032110
StatusPUBLIC

Content hashes

Canonical textdecdb12428598bc9e8c3ac5adb6513b8ca9837725c75f898ec085c515d251681
Markdowna20e7e394ad692aa5d9482b66bcf6180ac8c1b5479e99b5580d11908f2a8d55e
PDF
Publication page905e3e88f2415c134e291db54184937c2715ad092a52f8f16e3cd96599876f8e
Manifest0a9b838ca04d31e07f94436c14182554b124014c5be39f35de7089f97642f4fb

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
SignatureF3OQSNGFdsZB+v7mIZc8z03fk9WGzjlTxE2mE+zI07Hi3UaLmvb1Co4qwCooakZUQaUObdSMVwUyhwcDrVvkCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:25.419871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032110
observed 905e3e88f2415c134e291db54184937c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:25.402321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032110/manifest.json
observed 0a9b838ca04d31e07f94436c14182554...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:25.383016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032110/publication.md
observed a20e7e394ad692aa5d9482b66bcf6180...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:25.364562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032110/publication.txt
observed decdb12428598bc9e8c3ac5adb6513b8...
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.