OpenTechnical

OT-2026-000023000

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000023000) never changes.

Identity and time

Publication numberOT-2026-000023000 · never reused
Internal UUID01a0ae70-46ec-7bd3-8403-9624f7171bcd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023000
StatusPUBLIC

Content hashes

Canonical textcda7c7abe404d235264b930e1e476413c2a173aebb913873aab81bbfd68c0a40
Markdown772d00dfc49e3a9cef630c1fd1d2b037ea172ef3754e0a70dcfc73134aa45119
PDF
Publication paged70082113dc380e257bc4e46867fd3cd65a353a5630ad44cb5ca9adebdcc7c48
Manifestefd18461634ea163cd9da87658c7a87d97a87b503be2535de49a990649019919

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
SignatureQVXS140a1HlnAFuErd/e02aK/B6Yk+pO8HheP0+B2WV7DygTpv7h5QiYbxT2dKlvVpv0SNFWVPpPNcn6e8w9Dw==
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

2026-09-17T11:52:35.635623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023000
observed d70082113dc380e257bc4e46867fd3cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:35.615943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023000/manifest.json
observed efd18461634ea163cd9da87658c7a87d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:35.599105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023000/publication.md
observed 772d00dfc49e3a9cef630c1fd1d2b037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:35.582199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023000/publication.txt
observed cda7c7abe404d235264b930e1e476413...
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.