OpenTechnical

OT-2026-000034299

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000034299) never changes.

Identity and time

Publication numberOT-2026-000034299 · never reused
Internal UUID01a0ae75-df0e-7a69-804e-e6709accc4d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034299
StatusPUBLIC

Content hashes

Canonical text17da018676c3c0d27f30162d65cc2593f9ad8b1ab8b61d240a4276588c42768b
Markdowne89c8a12c943b6df49169db3d66a490fa9a0b1f7182bf0347d886b382a7d792a
PDF
Publication paged3a704418daacccf9bd227c5535dfb8a550367b0d5b27e7c5e1b355392f07a09
Manifest4b40fcccc1fba79a53f71b703221b75776724a6b5972befa39f3b79ddb8bb2cd

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
Signature4QF4Wl3FaW8gwpm4h3Hc2BsvdoeFyEs1NbctmeaqW5lqasXRTI1Cj3y2y4H2nBPCXd4CmCeRx2gSxXhgUWUSDw==
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

2026-09-17T11:30:59.339389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034299
observed d3a704418daacccf9bd227c5535dfb8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:59.319739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034299/manifest.json
observed 4b40fcccc1fba79a53f71b703221b757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:59.299658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034299/publication.md
observed e89c8a12c943b6df49169db3d66a490f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:59.283641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034299/publication.txt
observed 17da018676c3c0d27f30162d65cc2593...
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.