OpenTechnical

OT-2026-000064011

Publication integrity record

Foam pad vacuum gripper, two zone face, plant vacuum fed, 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-2026-000064011) never changes.

Identity and time

Publication numberOT-2026-000064011 · never reused
Internal UUID01a0ae8d-53bc-70b7-a657-030413a404a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064011
StatusPUBLIC

Content hashes

Canonical text3eb512f94159fd6cd3fc2fb1f8ab1dd426fdad7c7e779eec88bfa116690c3d10
Markdownb276b854429e9a0c8179b3a86e987e9b71d999999f8661567d747ed79eb08534
PDF
Publication page89201f21752b4a3c6a6f68f5821f7af0f4c4d886f4ddb4b3c562076a75e79d88
Manifest3ddb56afb4cbbb99e25e07e92a335e442bf38695610676df49dcf98d9f0b7148

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
SignaturePugO59CQ8N4OpIv4AK/Ws6ujzoY6ReAqVzIA+oazjl0DJoXC9RbTh8WcAasE0PvFUYt/QAohFgcfn6MAg4wnBA==
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

2026-09-17T10:37:05.494818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064011
observed 89201f21752b4a3c6a6f68f5821f7af0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:05.473961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064011/manifest.json
observed 3ddb56afb4cbbb99e25e07e92a335e44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:05.454315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064011/publication.md
observed b276b854429e9a0c8179b3a86e987e9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:05.432464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064011/publication.txt
observed 3eb512f94159fd6cd3fc2fb1f8ab1dd4...
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.