OpenTechnical

OT-2026-000038226

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000038226) never changes.

Identity and time

Publication numberOT-2026-000038226 · never reused
Internal UUID01a0ae78-2d51-72c2-9e58-a3c3e9fa1f06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038226
StatusPUBLIC

Content hashes

Canonical text7701e76bf543a316ae26c1ae3cdeaf2c1475dd0ee939e5abdd06eba030a678c7
Markdown21a12d3c5d02c0fb52c39728fbfc416fcd7fcaae49c493fc3f3e92ea30617616
PDF
Publication page4488a0cf26183516e1841e4c356c758f6e412c2b850c819c0adae0e5d9cddc61
Manifest2da7e95bf083cf45d3f8d3764cb902f81224621c9dc864dc391f8cc0e35b7cb7

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
SignatureTw1Q+SmDRxR41Gu3ip1e9ASZLPhguVX56wkwFza6T+5z60zI0oAjde7B1DFU5mKhLFAp4yGn3E9O0XR/09CgDw==
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

2026-09-17T11:22:22.264202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038226
observed 4488a0cf26183516e1841e4c356c758f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:22.246172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038226/manifest.json
observed 2da7e95bf083cf45d3f8d3764cb902f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:22.227343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038226/publication.md
observed 21a12d3c5d02c0fb52c39728fbfc416f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:22.206153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038226/publication.txt
observed 7701e76bf543a316ae26c1ae3cdeaf2c...
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.