OpenTechnical

OT-2026-000095380

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pressure sensor per zone, sustained 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-2026-000095380) never changes.

Identity and time

Publication numberOT-2026-000095380 · never reused
Internal UUID01a0ae9f-8f72-707c-90b8-f00e798ef0dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095380
StatusPUBLIC

Content hashes

Canonical textf776b9d2498c73e7acc4a0114a1c613d166c823d860632cd4d24f6a21b31256d
Markdown223172946fe58a5ce354f8d618ddbb3db86e515c0f8d17758278e2fda699bf5b
PDF
Publication page391b6a0c2479ec5f745cff7d97fc1a85db4e18943f66b19c7eb8b1409b1a37b8
Manifest636678f42d12ef261a67fa2e3d63a08716750267dfb3360c3676b021fa3ae119

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
SignatureQlQN+YcBb8aEj9xyxnJQE3mSOTHfhSWoWmdwkocBjVYeQ6VWiWqTNwwJH2aPke7FZTzRNo4r5N0DxcZGiZwuDQ==
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

2026-09-17T09:36:44.987099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095380
observed 391b6a0c2479ec5f745cff7d97fc1a85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.968306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095380/manifest.json
observed 636678f42d12ef261a67fa2e3d63a087...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.951601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095380/publication.md
observed 223172946fe58a5ce354f8d618ddbb3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.933981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095380/publication.txt
observed f776b9d2498c73e7acc4a0114a1c613d...
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.