OpenTechnical

OT-2026-000095984

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000095984) never changes.

Identity and time

Publication numberOT-2026-000095984 · never reused
Internal UUID01a0ae9f-fac8-7d09-8ddd-867b34015b48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095984
StatusPUBLIC

Content hashes

Canonical text7c51d4138adfd891997a190e0b1037fdeef6e6b9de684b218920cf238b9f0f1e
Markdowna481d226146a30bc3851bca2de1a90b9785a681deb65be49d821c985ed26624f
PDF
Publication pageb5ef2915367ba6b84ed40916033cabeb9f268262be2f7cde6b396c5657c80b44
Manifest705c4c3851004c8c77e5b368f75f196d45d2d65892efa2001ea698e9fc0df97a

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
SignatureJKmJIJdHHYfmGnDq3jO05YFQoy66SCORbG5UkLfNXflH8rJy8Ve3yzOihYyHf2LsfC4Is9HzWaKC+V0rSclJDw==
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

2026-09-17T09:36:06.538955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095984
observed b5ef2915367ba6b84ed40916033cabeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:06.521466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095984/manifest.json
observed 705c4c3851004c8c77e5b368f75f196d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:06.503882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095984/publication.md
observed a481d226146a30bc3851bca2de1a90b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:06.484407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095984/publication.txt
observed 7c51d4138adfd891997a190e0b1037fd...
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.