OpenTechnical

OT-2026-000030585

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000030585) never changes.

Identity and time

Publication numberOT-2026-000030585 · never reused
Internal UUID01a0ae73-e505-7ec8-8fc8-bf110b0df65f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030585
StatusPUBLIC

Content hashes

Canonical text3fc44d20ef14c0dacd554cb92b458438cb8bb2a6c82439818d7aeb27821ef588
Markdown09ad5fb3fa2ad2482e0dc396d927b38c9713af51a73ff2964048fef1941e8e10
PDF
Publication page3dd0ca4db231fe6f68233f9c86ebde5af5a19b6c66417bf3640352ca56adec73
Manifestc1a34df8486908db6697a7baf5cc785f81f9019c173a086e6e012def1ac73548

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
Signatured3la9tL8FHEM1zGa6JgvT5B4SahkOjyXqXoUFMOTaix4pgRxDpwiBY6n80UhusPNAamt8V/o0h13XI7QPKvUCQ==
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

2026-09-17T11:38:27.667347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030585
observed 3dd0ca4db231fe6f68233f9c86ebde5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:27.648492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030585/manifest.json
observed c1a34df8486908db6697a7baf5cc785f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:27.632460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030585/publication.md
observed 09ad5fb3fa2ad2482e0dc396d927b38c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:27.612802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030585/publication.txt
observed 3fc44d20ef14c0dacd554cb92b458438...
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.