OpenTechnical

OT-2026-000006018

Publication integrity record

Porous face vacuum gripper, four outlet manifold, ejector fed, pressure verified

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-2026-000006018) never changes.

Identity and time

Publication numberOT-2026-000006018 · never reused
Internal UUID01a0a94c-6d75-7c40-b842-56913c6c00a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:19:13.400426Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006018
StatusPUBLIC

Content hashes

Canonical text6c886fb3f111a99ba24c39c49d5f396e8ed6f4ea3b8fa0b9fda874d7ccef1882
Markdowna520d40e5cd0824cdeeaec2ff0db32cb88ce596617503c294e4c6c75e279b077
PDF
Publication pageb30f5bd05025aec87f258e80fd2fcba87304353ad66c98c11c21c05631215148
Manifest6955f0cec2bb328e9920357a9d35fdecfb0cf71fdac39e3d823a589c2ec5722a

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
SignaturejxVxhDC1YtfGYZ84XjyWsXn4vV8hkjBjpGIOSqAWV8eocKVfxBs1bo8oxXSE3BLoA8FaFMW70MucjkhZ4hX3BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:05.129253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006018
observed b30f5bd05025aec87f258e80fd2fcba8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:04.989821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006018/manifest.json
observed 6955f0cec2bb328e9920357a9d35fdec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:04.976072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006018/publication.md
observed a520d40e5cd0824cdeeaec2ff0db32cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:04.958357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006018/publication.txt
observed 6c886fb3f111a99ba24c39c49d5f396e...
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.