OpenTechnical

OT-2026-000020986

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000020986) never changes.

Identity and time

Publication numberOT-2026-000020986 · never reused
Internal UUID01a0ae6f-65e4-7c9c-a8f6-0f227da90771 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:31.316024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020986
StatusPUBLIC

Content hashes

Canonical text5c2ee291c8bfc05c4879a497f36f06ed68c4cd0c4aebf90da032c63c725f28eb
Markdowndc1267b57e921dc635cbf3bbf7e90db739aba0fc0bb2bb15908c8e3df7bdfd7e
PDF
Publication pagee4758aa28a79cebcf260c1f4cca6b0a24edcc1400decccfefb888b128c8e6526
Manifestfaf1995084e58e8c7f67644b7fff966d5bec1cba0299bb6c422070322017063a

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
SignatureUH/529fAk6vNkWmSwXtLLH8acIQgXqYACNzQ3ypp7bC5RXwKjwtz2VaAM5xjIN86Dz6NlW5ArUcNh7fVjVyrAg==
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

2026-09-17T11:56:08.271416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020986
observed e4758aa28a79cebcf260c1f4cca6b0a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:08.254918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020986/manifest.json
observed faf1995084e58e8c7f67644b7fff966d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:08.236033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020986/publication.md
observed dc1267b57e921dc635cbf3bbf7e90db7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:08.218443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020986/publication.txt
observed 5c2ee291c8bfc05c4879a497f36f06ed...
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.