OpenTechnical

OT-2026-000069793

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000069793) never changes.

Identity and time

Publication numberOT-2026-000069793 · never reused
Internal UUID01a0ae91-185f-7497-8c87-83ce5a232c9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069793
StatusPUBLIC

Content hashes

Canonical text084d7b4f97d665678c23db45b3f8488dee9bd26d4a075c84b609716afd7cf1aa
Markdown9e97a70d7c3f26437652008be25361990993b3740826759942380cd8acf81b07
PDF
Publication pageef8c7fa9f923697f9c53a1dba3224a121258e58001499b5234955b3cb018b5b5
Manifesta080e9bd9b31c3299d2bc1577bca3b4cef7a1e6367405205937111655ca5f9b6

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
Signature3mnZE68OfDHmvMuoRFIz+VRbkToLTIwgwORrrS3KMng+0V39iaz5h8Mf0C6o1DmKBp6DBB7wwOvLXSrrwXRsAw==
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

2026-09-17T10:26:37.528516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069793
observed ef8c7fa9f923697f9c53a1dba3224a12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:37.510392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069793/manifest.json
observed a080e9bd9b31c3299d2bc1577bca3b4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:37.491693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069793/publication.md
observed 9e97a70d7c3f26437652008be2536199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:37.474579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069793/publication.txt
observed 084d7b4f97d665678c23db45b3f8488d...
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.