OpenTechnical

OT-2026-000092710

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum 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-2026-000092710) never changes.

Identity and time

Publication numberOT-2026-000092710 · never reused
Internal UUID01a0ae9d-b5ff-7887-a1e8-95dab684632b · 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-2026-000092710
StatusPUBLIC

Content hashes

Canonical text86622c3729f6c4e234c4a553729386ea6346e93ea8c49c45611bd46074778fa2
Markdownbf58e01dfcb59aa7adda4be7b066c6dbec93e369cb962a5ad27afcc590540dc7
PDF
Publication pagec89b78bf4ab68faefea16c9f2efc2d3ed47b844053c6c6d8298a52df0ac50b3d
Manifest21c089728ca35aa437fa6acad536e06b1992522664df62f0e3279699e50745d9

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
Signature4ZV+p2RSBfXpwGAC/Q/Zl6wZdkCAr3GtEqK3FQjCp7jctuqgodd1xD0yXmRY7gjoscTYak9rIpd0B9RmJcMLBg==
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

2026-09-17T09:41:19.929688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092710
observed c89b78bf4ab68faefea16c9f2efc2d3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.913543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092710/manifest.json
observed 21c089728ca35aa437fa6acad536e06b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.897373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092710/publication.md
observed bf58e01dfcb59aa7adda4be7b066c6db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.881935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092710/publication.txt
observed 86622c3729f6c4e234c4a553729386ea...
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.