OpenTechnical

OT-2026-000030954

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000030954) never changes.

Identity and time

Publication numberOT-2026-000030954 · never reused
Internal UUID01a0ae74-3fb6-7b2c-9375-b4ac355e6c2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030954
StatusPUBLIC

Content hashes

Canonical textd75687416c9a7de21b8256bf7e11ae4144bc573006c96d35bb790e2ec5aa15cf
Markdown7def948843b01d839af3ca906ee270bb300ca9b32b44db9ab098580ef5c0db96
PDF
Publication page0a92504f113c3a31cf67b1e23b7e92babefa855c8aa2428805bfbf99d8c37bd8
Manifestccf1a96b236cef8f261064c7c0caff48cc49b63c625f97773602a4b429849d89

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
Signature/eMTQ4lj91EiA6/HQTKGjqc7BdMfYXt5QtXMb9Vrxd5bZ1w0U7LEjCQsMw4TFpCi3PDKrPsIUiB+2xKkMuEVBw==
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

2026-09-17T11:36:57.257602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030954
observed 0a92504f113c3a31cf67b1e23b7e92ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:57.237342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030954/manifest.json
observed ccf1a96b236cef8f261064c7c0caff48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:57.219032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030954/publication.md
observed 7def948843b01d839af3ca906ee270bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:57.200482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030954/publication.txt
observed d75687416c9a7de21b8256bf7e11ae41...
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.