OpenTechnical

OT-2026-000092733

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, supply line 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-2026-000092733) never changes.

Identity and time

Publication numberOT-2026-000092733 · never reused
Internal UUID01a0ae9d-b600-7c83-bf4a-3ebd84fe3811 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092733
StatusPUBLIC

Content hashes

Canonical text67397b99b973aee3168d23d85f48b7bd9bbca2cc5c309a118eabb372336bc34e
Markdown0e76e0a19f074f7c94fc621a942a5da79ed8c5b0fa8909e2a4835b01000ae880
PDF
Publication page7f7028d0bc07fc302c86b0c125b6c20d053fcae5f2ba7a2784a7e81af31b9daa
Manifest84f7e5b0a44218ec48404434299c85555ac0fbc44e47099dbb51399eb97973b5

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
SignatureUwaszMxSs+NjnkjOBNeTlLwEH1pn+Qhll4EguPwAVcuCiLfcYyVmYFCCpUb2hbh/hurosvvNY1LXl6gIo18EDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:21.473207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092733
observed 7f7028d0bc07fc302c86b0c125b6c20d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:21.455306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092733/manifest.json
observed 84f7e5b0a44218ec48404434299c8555...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:21.436102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092733/publication.md
observed 0e76e0a19f074f7c94fc621a942a5da7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:21.415926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092733/publication.txt
observed 67397b99b973aee3168d23d85f48b7bd...
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.