OpenTechnical

OT-2026-000026836

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, sustained 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-2026-000026836) never changes.

Identity and time

Publication numberOT-2026-000026836 · never reused
Internal UUID01a0ae72-3452-7648-aaa9-2eab11127fb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026836
StatusPUBLIC

Content hashes

Canonical textfdaa0316b731ab9331ec80b4420f62b4e374e58187713ed37bf098ee4516836a
Markdownbe1cd0b4b5d9b20f43c3429511d31a99dfcec8076c15952d91b18b54e49455c4
PDF
Publication page6d351f35a4aab015ccfecddd6bc1377f0047819221ef58707c5849d41e300d5e
Manifest1550727c09a9eddd82ed31fb82922a02f7357852b72ce48145db384747e62a22

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
SignatureLAGmN4CDoPYxM1qzpFJDerfB3Dv1DZU1mE8Thsc4svK4E917bUMYzW/nK3mOEM6c46yeaYVXLTvwyGHRn3m6Cw==
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

2026-09-17T11:43:25.315978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026836
observed 6d351f35a4aab015ccfecddd6bc1377f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:25.298017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026836/manifest.json
observed 1550727c09a9eddd82ed31fb82922a02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:25.279495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026836/publication.md
observed be1cd0b4b5d9b20f43c3429511d31a99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:25.263019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026836/publication.txt
observed fdaa0316b731ab9331ec80b4420f62b4...
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.