OpenTechnical

OT-2026-000047365

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000047365) never changes.

Identity and time

Publication numberOT-2026-000047365 · never reused
Internal UUID01a0ae7f-3e57-7643-a176-1dcca7dc0e69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047365
StatusPUBLIC

Content hashes

Canonical text9e6e6c73ff01d1d74aaf8b7296e29f3d91c515bc17715bc91587f9e691bec160
Markdown5225c5fed379d3033c0a7075f2c2f043a8bbbcc8da525b56cc0bf24256962d7c
PDF
Publication page7e22668f333b76c292a700b0bea76418ca0f2abf4a3570c8c29e0005d3a6900f
Manifestd79b5f7fd3dbe54ebad2b9f861570fdbe55c3dc9e506497ace913abb3f88d418

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
SignatureDBY6wxxzwt0AysbffZ6SZ80MKoL0qX/ihowiO3F8iRgKQ9mJoc68Rkg7ExNc+3QLpPeg+Azy73hifGXBpYshDw==
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

2026-09-17T11:06:22.055294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047365
observed 7e22668f333b76c292a700b0bea76418...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:22.032633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047365/manifest.json
observed d79b5f7fd3dbe54ebad2b9f861570fdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:22.014865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047365/publication.md
observed 5225c5fed379d3033c0a7075f2c2f043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:21.910210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047365/publication.txt
observed 9e6e6c73ff01d1d74aaf8b7296e29f3d...
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.