OpenTechnical

OT-2026-000096939

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two stage ejector, 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-2026-000096939) never changes.

Identity and time

Publication numberOT-2026-000096939 · never reused
Internal UUID01a0aea1-01c8-7cca-9211-0df6f2412abf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096939
StatusPUBLIC

Content hashes

Canonical texte33a227408904997347237370da4a91d775248ca231fd5c9c1f02cb3e434820b
Markdowna61a8c38b8160a79cce0b088714cb7f72618fd61600864af3f231f0acb4fdd9c
PDF
Publication page17fe06d54888bc7d75287a3a529f6123c92c9f73a44a0ffa961fbec0cc6654d4
Manifest937bb3b9f7394c35356b476619ba97be7f30c14f48b1d3f8c14418405808337a

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
SignatureLw841EkCUSITmthdcgjYIz+Zymh57T/7FtxPjxbIok+W657GXt5QB0FrcKjl3THsk4+XsfDNSFIY+4WMX7wIAw==
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

2026-09-17T09:10:10.837669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096939
observed 17fe06d54888bc7d75287a3a529f6123...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:10.691123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096939/manifest.json
observed 937bb3b9f7394c35356b476619ba97be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:10.672171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096939/publication.md
observed a61a8c38b8160a79cce0b088714cb7f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:10.653844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096939/publication.txt
observed e33a227408904997347237370da4a91d...
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.