OpenTechnical

OT-2026-000092654

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, sustained 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-2026-000092654) never changes.

Identity and time

Publication numberOT-2026-000092654 · never reused
Internal UUID01a0ae9d-b5ff-782c-8560-137f80b55cfd · 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-2026-000092654
StatusPUBLIC

Content hashes

Canonical text3e20241c454bbb8372ab62c40dfffb4bc6b0e45e0ba5c6ba8137caab5252412d
Markdown3311545714e796b94129d2b907d9c76acd0da8c8523b4312498ecfd77085d4bd
PDF
Publication page804a4f043d8724d4985be4a82c7ccf0d529aeb74c7ac81f472dd35bc5e585593
Manifest51e8a12b58c8eebfe8ffd8862a9444514a349d36d20ce29c59f8b96be6f3a423

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
SignatureLgafE2bl071EhhzKnhRwCn7C9PqGi+ceitIRnvNFg6plCrsswM2bmMD517k9wwE61wHOavHgNc6nlIZBscI4BQ==
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

2026-09-17T09:41:15.707202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092654
observed 804a4f043d8724d4985be4a82c7ccf0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:15.691192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092654/manifest.json
observed 51e8a12b58c8eebfe8ffd8862a944451...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:15.675354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092654/publication.md
observed 3311545714e796b94129d2b907d9c76a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:15.657860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092654/publication.txt
observed 3e20241c454bbb8372ab62c40dfffb4b...
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.