OpenTechnical

OT-2026-000099648

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, 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-2026-000099648) never changes.

Identity and time

Publication numberOT-2026-000099648 · never reused
Internal UUID01a0aea2-c976-79e6-975d-24254cf9e1f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099648
StatusPUBLIC

Content hashes

Canonical texta798dde53c2815e2df3678b8c91e56088ef4102b3d8cc76804720786aae844d8
Markdown8882e2b260dda0f9658adcee85cb87d17c444063508545fad83e8e4789790dc7
PDF
Publication pagec2cdd752ff118a74fcc6d09a77d4275128703d718f9068968da681b251930777
Manifeste72010b2e4cf6653e96a5bcf9ad8fd676b6e84d32ad73bdd62fd815a40904330

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
SignaturedlX0oBQY1cbAOIRLnhGt/ppqd+vEa1DQHHactafEmLDJpJ7/F/Nf0gWA9ESMGrwL/ZSDe+8+S4hhWNt/x6rwAQ==
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

2026-09-17T09:29:16.265001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099648
observed c2cdd752ff118a74fcc6d09a77d42751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:16.247516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099648/manifest.json
observed e72010b2e4cf6653e96a5bcf9ad8fd67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:16.230262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099648/publication.md
observed 8882e2b260dda0f9658adcee85cb87d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:16.193439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099648/publication.txt
observed a798dde53c2815e2df3678b8c91e5608...
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.