OpenTechnical

OT-2026-000034465

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000034465) never changes.

Identity and time

Publication numberOT-2026-000034465 · never reused
Internal UUID01a0ae76-1ed0-7f0c-a992-e282db6dbc11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034465
StatusPUBLIC

Content hashes

Canonical textc052a3dc7205b866bd7463232a46b1f2190d0e4d89297b518f8c743b935e7a92
Markdown5941d0af8d92422a6a1e3cac6a62d4555629f37adeaf2c441c0b5d116acd7dea
PDF
Publication pageaab1b4b21d50abc7219fdf403f41ac9d86ce2e1fc0b1d20199a3db1268acb4c0
Manifestca6f57a5b2ff0b9cd5cde04423da8e51cdc215a97a3e21637bb6896d2d52c8c5

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
SignatureLEUZ8JhfJ2YH/1GHxSzBy2bWAKWqPvOpHVUs9Gx8DcqRH5bVLnP+UJGvVsFQbMSENb52EdB11XNwBeDdGwMoCQ==
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

2026-09-17T11:28:47.452560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034465
observed aab1b4b21d50abc7219fdf403f41ac9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.436038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034465/manifest.json
observed ca6f57a5b2ff0b9cd5cde04423da8e51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.415899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034465/publication.md
observed 5941d0af8d92422a6a1e3cac6a62d455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.397691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034465/publication.txt
observed c052a3dc7205b866bd7463232a46b1f2...
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.