OpenTechnical

OT-2026-000047768

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000047768) never changes.

Identity and time

Publication numberOT-2026-000047768 · never reused
Internal UUID01a0ae7f-c420-7172-a1ce-75e4fecc91c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047768
StatusPUBLIC

Content hashes

Canonical text50714e7297b3a060d967e75be854dc4d5cca7d38262f04a54a51927cf991e66e
Markdowndb9dc57a7ba97b6bfed1d78f98cee294297c2f1357fcac1a795bfe2656d44e78
PDF
Publication pagee369ef603af9848715c5f8f64d194243344bd654b1f80820ef86f0d7c7b6dee9
Manifest9195932c9e4ca1218c185ad45b999daa77c24d51da85a188d01f9ef5ceb61b5c

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
SignatureviahAQx+TrGuq4X5Et8/MtaQuwGxYekNYhaAaHf7XDHJ6SJN7PRt0iKXZk/INAtx2GgWv5gBuGBQUo1x0FklAQ==
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

2026-09-17T20:44:14.774351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047768
observed e369ef603af9848715c5f8f64d194243...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:44:14.578760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047768/manifest.json
observed 9195932c9e4ca1218c185ad45b999daa...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:44:14.342485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047768/publication.md
observed db9dc57a7ba97b6bfed1d78f98cee294...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:44:13.994325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047768/publication.txt
observed 50714e7297b3a060d967e75be854dc4d...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:05:39.518549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047768
observed e369ef603af9848715c5f8f64d194243...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:39.499622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047768/manifest.json
observed 9195932c9e4ca1218c185ad45b999daa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:39.482202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047768/publication.md
observed db9dc57a7ba97b6bfed1d78f98cee294...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:39.462847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047768/publication.txt
observed 50714e7297b3a060d967e75be854dc4d...
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.