OpenTechnical

OT-2026-000075820

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000075820) never changes.

Identity and time

Publication numberOT-2026-000075820 · never reused
Internal UUID01a0ae94-29fe-7b40-8350-86f09582c099 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075820
StatusPUBLIC

Content hashes

Canonical text3935033ad398180f651704a29a7f8682e688955bbca62efd18a01cbff2cb0d53
Markdown20001bcabd2ee084ce3b68a9be172935097be4b8ee0bdfd2e53e4673c087bb7e
PDF
Publication page0e4b836beb2d52d993541988189379e9820cc89d2a1ebe16d764a7c634962792
Manifest6121813564da359f8902f6d474edc6ecb2849068bd976edc4fa476250e4d9bbb

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
SignaturepT0gvf0ynJw/2NRlep5Qz/zt9W62sPwhSxktSfSUfKZ4DucpNGlo0lTNiD5ZhQeWQFw0wg/Omb/dqlObp6/4BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:14:21.716359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075820
observed 0e4b836beb2d52d993541988189379e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:21.698073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075820/manifest.json
observed 6121813564da359f8902f6d474edc6ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:21.556042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075820/publication.md
observed 20001bcabd2ee084ce3b68a9be172935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:21.532063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075820/publication.txt
observed 3935033ad398180f651704a29a7f8682...
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.