OpenTechnical

OT-2026-000044976

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000044976) never changes.

Identity and time

Publication numberOT-2026-000044976 · never reused
Internal UUID01a0ae7c-911d-764d-a7f5-e729983d93b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044976
StatusPUBLIC

Content hashes

Canonical texteab5067c197695e25c5a01f0ef4c861f7ea6c416528550c4b899214a4129553f
Markdown645d3d31737ad85a7bf9b8263c94c28dffc9d41a7c6175af16002ce6c60c2d9a
PDF
Publication pagefedb62d3ae33f544501c9105bb87f0bba596b8fd95908a8523702af1fa6373aa
Manifest562a8466865d6987113e4865d906d84113f3abf6c5f777a19345ba3baf2dd788

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
SignatureM+9sjjEZkz0xd6mFospNWsXUs8q9mrDDzKaXtkMFZPJNy/sHGTnUDPLv5yPm3yssBViL0b4wy6rAKf9Z43PtBA==
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

2026-09-17T11:11:39.929832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044976
observed fedb62d3ae33f544501c9105bb87f0bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:39.910100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044976/manifest.json
observed 562a8466865d6987113e4865d906d841...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:39.892008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044976/publication.md
observed 645d3d31737ad85a7bf9b8263c94c28d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:39.873739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044976/publication.txt
observed eab5067c197695e25c5a01f0ef4c861f...
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.