OpenTechnical

OT-2026-000099258

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000099258) never changes.

Identity and time

Publication numberOT-2026-000099258 · never reused
Internal UUID01a0aea2-8289-7da8-a195-00516c7a788c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099258
StatusPUBLIC

Content hashes

Canonical textdbc15da45c404eb54f2e83882bac57c3d257c79fab6003446eb2ab12618eb46b
Markdown870469c5374384963f7f37602b74f814a76ce1eec3d33e83a2370b50d757dbed
PDF
Publication page15bc9d92de4b04335d61e88ed3f579161987a27b5be79a71407570bf7fa27279
Manifest6daa6e3fd4d51dc53a169c7c2325e967699a05fc72c1d2522090d760528312c7

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
Signaturem4OvPZMU2caY0Jmu58/06t548Jebsh+qM4V9LzGQm8YnQFQ78mvp5oo0OQYt9h5225zskYqP+BagBGX6wEW4AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:42.115082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099258
observed 15bc9d92de4b04335d61e88ed3f57916...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.096756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099258/manifest.json
observed 6daa6e3fd4d51dc53a169c7c2325e967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.077705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099258/publication.md
observed 870469c5374384963f7f37602b74f814...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.054956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099258/publication.txt
observed dbc15da45c404eb54f2e83882bac57c3...
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.