OpenTechnical

OT-2026-000035430

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000035430) never changes.

Identity and time

Publication numberOT-2026-000035430 · never reused
Internal UUID01a0ae76-6a20-7a2c-a95d-1317f4d9698d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035430
StatusPUBLIC

Content hashes

Canonical text5c1f4840102f28b4f700aeffa611264e6dc89513b56895237e4c91ee20415146
Markdown00abe15debb627131a644f62e09739cc2d595a0af446660d6f298012e64d4753
PDF
Publication page4609a20a9372538988bb191c2a24b64403de4034521a109e08ba1c847e31f4be
Manifest1f399b69f6c4242fb15c9e1c4a2760e0610cdee771710e1c69ef1072e476284f

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
SignatureozCV28nBEW5y7xTgsuvz9zpVBbs2c4EdW/0iNsCEN7JtSbGu4NEUx1eMIWo83qiaJuR5p1iWHkkrJMT8kl5cBg==
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

2026-09-17T11:28:44.502175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035430
observed 4609a20a9372538988bb191c2a24b644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.483970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035430/manifest.json
observed 1f399b69f6c4242fb15c9e1c4a2760e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.462838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035430/publication.md
observed 00abe15debb627131a644f62e09739cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.443179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035430/publication.txt
observed 5c1f4840102f28b4f700aeffa611264e...
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.