OpenTechnical

OT-2026-000029244

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000029244) never changes.

Identity and time

Publication numberOT-2026-000029244 · never reused
Internal UUID01a0ae73-2aa1-799e-9027-63e3d7c03a9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029244
StatusPUBLIC

Content hashes

Canonical texta57efaaf9bd8537085b9dafb4eb94889027402d6a7611153264e101608c80aab
Markdownedece5cd22de15c1f9863ddb0ea71d5d96af2698476962aea98960024ea7cc05
PDF
Publication pageb7b49dd81ddaf0e06884616db8aaa2bae0955bb110008ec27f271994ec2b63a0
Manifestad4eff40df90a3a959529ce8f831d2d1e1b96cf3c4351cc0ddb25133fdbcfab9

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
SignaturejtyIwmcwvf74KXnF/Tv9JhL8ED4ixlJcuR/evXzxa0jtbU16objqV8ffMeftRtyTHDKTtk5kgPicnMxo9clNBQ==
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

2026-09-17T11:39:52.229629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029244
observed b7b49dd81ddaf0e06884616db8aaa2ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:52.213890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029244/manifest.json
observed ad4eff40df90a3a959529ce8f831d2d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:52.197942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029244/publication.md
observed edece5cd22de15c1f9863ddb0ea71d5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:52.180048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029244/publication.txt
observed a57efaaf9bd8537085b9dafb4eb94889...
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.