OpenTechnical

OT-2026-000065302

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after 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-2026-000065302) never changes.

Identity and time

Publication numberOT-2026-000065302 · never reused
Internal UUID01a0ae8e-1dfa-7664-9cdb-23d967da3be0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065302
StatusPUBLIC

Content hashes

Canonical text31c23f69ed8b131cfb109c451fbe24fcb3dec971af10c8a6e8e0651069daa94f
Markdown6be317a700cf2bb623e21244e76c53206fbd68326430f47f8e411f9a8bf91b6d
PDF
Publication page3d438d5c91e1747926e700a15833b5d7e980c462578b134e947109419d7f1efd
Manifest8352bfa9277fdac6b6edc9c19d8d39bb3df45f686686e10a344f0ce092e2f65d

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
SignaturelWo7bMoKo7Pi3/d7QKTftIVJsHR0czj06zKHImN+jHP6chQdiC40VNYZ1KQ/d1tWY7dM8yBUiY8TXtS+LypYCg==
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

2026-09-17T10:35:16.570092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065302
observed 3d438d5c91e1747926e700a15833b5d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:16.553464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065302/manifest.json
observed 8352bfa9277fdac6b6edc9c19d8d39bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:16.536126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065302/publication.md
observed 6be317a700cf2bb623e21244e76c5320...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:16.517599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065302/publication.txt
observed 31c23f69ed8b131cfb109c451fbe24fc...
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.