OpenTechnical

OT-2026-000041691

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two 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-2026-000041691) never changes.

Identity and time

Publication numberOT-2026-000041691 · never reused
Internal UUID01a0ae79-e8a1-7316-b859-b4490c814a3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041691
StatusPUBLIC

Content hashes

Canonical textc1f40d186a9574273ea875d8fb373b0c37924c1705501ca0df35e3e09f95aec1
Markdowncafe151bcd305bf67f00ea1355576d3935cfc4bf713664d7289c5f33cb12e147
PDF
Publication pagead96e86f40a57f95fe6148a60288174e30307dcff08812b82a212c93674b3d1e
Manifest50f3b98aa33b6ae159a94683a908475156507bf1b48abefa350c8d045f0f3260

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
SignatureUOFDl7Mguyp5Wtzwa21o1il8uE/svbj6EyxKUw+PgveK7I+r1fvX2S1TUWV4JYzIf+Ns6bxdaOCeXheFrgv5AA==
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

2026-09-17T11:16:30.123959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041691
observed ad96e86f40a57f95fe6148a60288174e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:30.108550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041691/manifest.json
observed 50f3b98aa33b6ae159a94683a9084751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:30.090313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041691/publication.md
observed cafe151bcd305bf67f00ea1355576d39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:30.072444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041691/publication.txt
observed c1f40d186a9574273ea875d8fb373b0c...
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.