OpenTechnical

OT-2026-000032790

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000032790) never changes.

Identity and time

Publication numberOT-2026-000032790 · never reused
Internal UUID01a0ae75-4841-7e1e-971f-63bbb935095e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032790
StatusPUBLIC

Content hashes

Canonical textf533090b71d0e7e758d8b7c5dda4320faa827ec0ffa071f4c33973e6a1a105b1
Markdown0cb2c49bf4bf2607eb278426705574fc4a16e48b9a06517e178a59ab45a62a1f
PDF
Publication pageb1369f5441a5412cc483e254b626e6d45e2b6064b0fce14c7d051e43c66a0825
Manifest9739caba21c82fc849a21d1baa06958934e4d8d5eda0bc33572b8232c21ddc3c

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
SignatureqvKoohxPn4qUYHiAx2AW26Vpu/gAxZGr9NSkfmtsO74traQ1oVOhWCXKP4O2xC/GB+3GT1TUKYA5wjv/dJcQCA==
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

2026-09-17T11:32:14.044121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032790
observed b1369f5441a5412cc483e254b626e6d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.025686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032790/manifest.json
observed 9739caba21c82fc849a21d1baa069589...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.007373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032790/publication.md
observed 0cb2c49bf4bf2607eb278426705574fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:13.990694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032790/publication.txt
observed f533090b71d0e7e758d8b7c5dda4320f...
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.