OpenTechnical

OT-2026-000018232

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000018232) never changes.

Identity and time

Publication numberOT-2026-000018232 · never reused
Internal UUID01a0ae6e-b488-72a5-bf68-7dee07778ae9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018232
StatusPUBLIC

Content hashes

Canonical texta90755b23e005d91141d32fe8613e818be078be9528e1b5da97e214113d4711e
Markdownb7a81140b68da1c792c7ed7e2e50062f58edf62094ae96f5a149ceb31e699013
PDF
Publication pagee9146a6eafeddca069cb842b7d03f15ae1072f979083aebf142c1e4310e2bc59
Manifeste5dcfcc6c16a86fda89835e27125d594dfa8e769750b9a72809f41da4a03d716

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
Signaturea/P0liLNHmveb+VgiaNw/muYT7l5PIwRbKRAQaPAXaIZ8hdSJTxxPterTIbc68+Zj2XEXcg5c9HB61OZZMdWBw==
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

2026-09-17T12:00:01.695648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018232
observed e9146a6eafeddca069cb842b7d03f15a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:01.675042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018232/manifest.json
observed e5dcfcc6c16a86fda89835e27125d594...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:01.650636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018232/publication.md
observed b7a81140b68da1c792c7ed7e2e50062f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:01.626296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018232/publication.txt
observed a90755b23e005d91141d32fe8613e818...
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.