OpenTechnical

OT-2026-000050376

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000050376) never changes.

Identity and time

Publication numberOT-2026-000050376 · never reused
Internal UUID01a0ae82-5c47-71a4-ac40-a7e202c0373d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050376
StatusPUBLIC

Content hashes

Canonical text07a90088ca8814a4d4be539625ab35460ca9e3fc940f27741e77157aaa1c3eb1
Markdown621f58bb15bb3630c5d64a5508aa1f998611dfdf1083895c904186ba09f4d655
PDF
Publication page89a8003f2ccb9ac40478b1c835882422e2273634167850365d9ba5837604ec47
Manifest1523575441ce9e688dcddeebc578940e1f634d87a05db125e03062a265ad702c

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
Signature0JQdxGVRSKJw/masGkXX1oKM84jDnFdiRFtsHHROoRa/g78Dij44xplq5KIcpFWnRfQUnO3IuK5VazdMlY3QCA==
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

2026-09-17T11:01:24.659819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050376
observed 89a8003f2ccb9ac40478b1c835882422...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:24.643408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050376/manifest.json
observed 1523575441ce9e688dcddeebc578940e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:24.625759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050376/publication.md
observed 621f58bb15bb3630c5d64a5508aa1f99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:24.608935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050376/publication.txt
observed 07a90088ca8814a4d4be539625ab3546...
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.