OpenTechnical

OT-2026-000093978

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000093978) never changes.

Identity and time

Publication numberOT-2026-000093978 · never reused
Internal UUID01a0ae9e-92c9-76b1-b5fa-efee3fa765bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093978
StatusPUBLIC

Content hashes

Canonical text3ac9504110ea172a268021aff0eeb8f01546d8ac8954ef02794c38481261f258
Markdown2f1bde3fda76c9877e2a961adb0f17bf36b2a47b8b36af9cbc39781a33d04009
PDF
Publication pageb44bee0e92423c2a567df01a426825850715f297df5e72a2f4ed2e86ca9538c8
Manifest894a16ee7298dd062e08be8a6a94f7a506ee7bc424f73ea54cb455957349e94f

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
SignaturepTDqwuITRxKs4d/q+LCumHjcj3+/mokYV8ldDJaW1EI4IORjanS+79nG9U3zdevmokX7WE0bXFmeWmG4qi2bCg==
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

2026-09-17T09:38:22.809518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093978
observed b44bee0e92423c2a567df01a42682585...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:22.792054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093978/manifest.json
observed 894a16ee7298dd062e08be8a6a94f7a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:22.775073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093978/publication.md
observed 2f1bde3fda76c9877e2a961adb0f17bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:22.759637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093978/publication.txt
observed 3ac9504110ea172a268021aff0eeb8f0...
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.