OpenTechnical

OT-2026-000095007

Publication integrity record

Foam pad vacuum gripper, two zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000095007) never changes.

Identity and time

Publication numberOT-2026-000095007 · never reused
Internal UUID01a0ae9f-2df0-7f43-885b-7605ca2450da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095007
StatusPUBLIC

Content hashes

Canonical texta21988f23978bb5dba9d98a3474009cf8f1b9540b498319e139a2bbb235d815a
Markdown45ea13ed2563cc12dc7f9348dfd72ccc4b03881b07fbcd9dd8986058eb696e1e
PDF
Publication page766d2fae12740d336437d588a960c4e721cec6fa542ac3a332b336133365af60
Manifest8eabc4cb76a10e7f6d3f6f9f4cb8e7b4571ae0f70f870f2ade56fe8811fc9c38

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
SignatureHUt4tMWiz0afIU09mjjSlV21xfyBgBqved3u/WCtqYl8xStFUT4YVOtwJdpoG9xSoSdgcbN7OW5nayVwmSB+Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:33.724941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095007
observed 766d2fae12740d336437d588a960c4e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.707999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095007/manifest.json
observed 8eabc4cb76a10e7f6d3f6f9f4cb8e7b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.688792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095007/publication.md
observed 45ea13ed2563cc12dc7f9348dfd72ccc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.670606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095007/publication.txt
observed a21988f23978bb5dba9d98a3474009cf...
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.