OpenTechnical

OT-2026-000103711

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pulsed blow-off 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-2026-000103711) never changes.

Identity and time

Publication numberOT-2026-000103711 · never reused
Internal UUID01a0aea4-e462-763c-951f-a3b1933f03f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103711
StatusPUBLIC

Content hashes

Canonical text650b052f26b92ca16fc26b627d2f24b021fac775ac9908e8dbc0f3e309631642
Markdowne0b6619d40adb2b06fb515f53d31ba92a1e477e3ffb2ebeb24195feb68517afa
PDF
Publication page5a2d0114ada52ebe62a7a6b66c3e4ed42e77bc603da56b73129fcb8b3a0664ea
Manifest5b412736b0c61bce6a230dae699e225f6db96244045f9c300bc04ca97f0ca541

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
SignaturekRttr2ITuwgrhpbvGS/OzsYFgo671AQJWxD5fszLaAZ22QkSojpaPmtVribgbQLhLp0nTJ1GmhDlyZ2V0c+9BQ==
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

2026-09-17T09:22:31.392681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103711
observed 5a2d0114ada52ebe62a7a6b66c3e4ed4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:31.376723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103711/manifest.json
observed 5b412736b0c61bce6a230dae699e225f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:31.360775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103711/publication.md
observed e0b6619d40adb2b06fb515f53d31ba92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:31.344665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103711/publication.txt
observed 650b052f26b92ca16fc26b627d2f24b0...
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.