OpenTechnical

OT-2026-000051104

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000051104) never changes.

Identity and time

Publication numberOT-2026-000051104 · never reused
Internal UUID01a0ae82-c7b6-7c9d-8d68-fa70062f31fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051104
StatusPUBLIC

Content hashes

Canonical text101e6147838c054bbae88ff47f48aa0a6d6ec9f63625e3bbe7b2c8e263b5360e
Markdown498468cfdbd2ea3fd22c069b9c11522ed4fc5c9064ddb0d4fc840f6b9293777f
PDF
Publication pagea69ec2e180d03a410f210deb5d39964f10cf0858476812f6a751f464293e78de
Manifest2dd5cdffc62056b13e20f79d03b587e6307210c49e92bac198cb1c64111fae39

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
SignaturebXHTLyrijLRROwK9SGbXklvqO+krAC2gYxZQ7Bca40JPqnSBoqc+fRp0DEgP9InCiKNZGLasT8TG8YP3bgehCA==
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

2026-09-17T11:01:02.837577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051104
observed a69ec2e180d03a410f210deb5d39964f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:02.817328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051104/manifest.json
observed 2dd5cdffc62056b13e20f79d03b587e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:02.796885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051104/publication.md
observed 498468cfdbd2ea3fd22c069b9c11522e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:02.778195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051104/publication.txt
observed 101e6147838c054bbae88ff47f48aa0a...
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.