OpenTechnical

OT-2026-000065583

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed 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-2026-000065583) never changes.

Identity and time

Publication numberOT-2026-000065583 · never reused
Internal UUID01a0ae8e-46fa-7d1c-b0d3-a65e9303ff41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065583
StatusPUBLIC

Content hashes

Canonical texte3b1313285c7d65dd4495b0170d665c29252db7c009bf0b1a9bbae1f01231e33
Markdown1f8f873260ee1506bf2312b66218b86cccd32c00b2e9762062d7bf1f182f0a0f
PDF
Publication pagef1b39dcb680c581ed63f6ef868b74f47528055067d49d46d8a037d84d334f327
Manifesta0f9d9aeb473cc7eb59526b2b5ee31ce343cf81cab917894065aa5df13cdc2a5

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
SignatureGjYcQLip9FVVRx2orkvIV2uGqPAEYlxBHAdD6nhT1cvpmVGv59YPydCbc4Yqv3POjIEHnwU0QrP3LWCAdaaADQ==
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

2026-09-17T10:33:56.422571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065583
observed f1b39dcb680c581ed63f6ef868b74f47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:56.398667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065583/manifest.json
observed a0f9d9aeb473cc7eb59526b2b5ee31ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:56.375158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065583/publication.md
observed 1f8f873260ee1506bf2312b66218b86c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:56.351212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065583/publication.txt
observed e3b1313285c7d65dd4495b0170d665c2...
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.