OpenTechnical

OT-2026-000070669

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed 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-2026-000070669) never changes.

Identity and time

Publication numberOT-2026-000070669 · never reused
Internal UUID01a0ae91-8c2c-7077-a9fd-cd278a8bd3d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070669
StatusPUBLIC

Content hashes

Canonical textb157a52eff00a6fde27e9dae27db46a0e35fb74fc6696669b5d791f2a9075bae
Markdownc2dea048cb5789b2a69d1fcce4aa9ece4bfb72ef71cf0b55d97dad8bac56dc74
PDF
Publication pageaeb618b2678b46364d83e346a799da75dbc50f35bf297962d0f276bd983ae527
Manifeste3ab6ce35d16e6b8a7bb1dcce59b52e45f12bc420b28b3e182c78a787672a638

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
SignatureVs+/Y0uL0BVAqStX5rmFJhJtxaQXWP5/92LjIdn0/4wi8lcwsRghIqAvmmFBltJL8b4BCquQLZoBRmHtcm3kBw==
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

2026-09-17T10:25:20.761372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070669
observed aeb618b2678b46364d83e346a799da75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:20.742725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070669/manifest.json
observed e3ab6ce35d16e6b8a7bb1dcce59b52e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:20.725360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070669/publication.md
observed c2dea048cb5789b2a69d1fcce4aa9ece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:20.707204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070669/publication.txt
observed b157a52eff00a6fde27e9dae27db46a0...
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.