OpenTechnical

OT-2026-000025168

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000025168) never changes.

Identity and time

Publication numberOT-2026-000025168 · never reused
Internal UUID01a0ae71-5fa5-71bb-a603-f613b68aa7fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025168
StatusPUBLIC

Content hashes

Canonical text1fcf979f1e1a048a78c62f50a3c5dce298b4b461be78a49614b58a0fa3363bda
Markdownbd7906fa4cd0f8f3be01f0f7555ef9b1012d55c42b903874327379a018bc7981
PDF
Publication pageaf96f2117907f7543281c773ea949d2fecc797403e1a3eeb70ca8f88f0b7c957
Manifestd4af6f3163c3a0afc2710ebdeb4fd9afa9afe016a452d2b0b0c9c519b38277df

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
Signature7c5Ox8A/EZKXC73SuKeqOsvlQAJpHjR9eWmFwejelOarJ7Pnh3QuSfjyPibca1I1dNkq2aPC22SVDlCqFpN1BA==
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

2026-09-17T11:47:03.614333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025168
observed af96f2117907f7543281c773ea949d2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:03.595314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025168/manifest.json
observed d4af6f3163c3a0afc2710ebdeb4fd9af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:03.573321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025168/publication.md
observed bd7906fa4cd0f8f3be01f0f7555ef9b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:03.554921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025168/publication.txt
observed 1fcf979f1e1a048a78c62f50a3c5dce2...
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.