OpenTechnical

OT-2026-000047194

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000047194) never changes.

Identity and time

Publication numberOT-2026-000047194 · never reused
Internal UUID01a0ae7e-d0f9-7b98-8c47-5137ed37448d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047194
StatusPUBLIC

Content hashes

Canonical textc55be183b234c52767209be1dac9562f6da0fc650252475ab3d8dd0f70b4d668
Markdown8bb1ca07683b5a671482f680d9ec64e69317b9a5b00ed9485d94c2df7bb79c43
PDF
Publication page2f6dd54da5764660c4f18ee633cb7ba52648e5adb5f27581af118c9347440e0f
Manifest1d4975156309d923d0ba76e5a3b63101198a46dbf0960067014359a7899f5334

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
SignatureHQsgmgh/RAx4ZdDaO+vYSDIcE8O2pWD7u7/ywHXNDPoqNrFzn3E5OvgvsWTv6MOLcBPrtouGkLbB+0Jugwg4Cw==
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

2026-09-17T11:10:34.291871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047194
observed 2f6dd54da5764660c4f18ee633cb7ba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.274365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047194/manifest.json
observed 1d4975156309d923d0ba76e5a3b63101...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.256916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047194/publication.md
observed 8bb1ca07683b5a671482f680d9ec64e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.238083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047194/publication.txt
observed c55be183b234c52767209be1dac9562f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:01.303409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047194
observed 2f6dd54da5764660c4f18ee633cb7ba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:01.285696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047194/manifest.json
observed 1d4975156309d923d0ba76e5a3b63101...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:01.266022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047194/publication.md
observed 8bb1ca07683b5a671482f680d9ec64e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:01.244088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047194/publication.txt
observed c55be183b234c52767209be1dac9562f...
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.