OpenTechnical

OT-2026-000070955

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000070955) never changes.

Identity and time

Publication numberOT-2026-000070955 · never reused
Internal UUID01a0ae91-8c2e-7d14-841f-eeaa5a8502b5 · 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-2026-000070955
StatusPUBLIC

Content hashes

Canonical text0aff7ed37c6a0bc9c8b2ac950c4997692a605d7e8ffcd9b30fbdc42cdd2de0cc
Markdown4700140d748316f745f402ef5efe69c723ed3a35cb1d5e38ba2d09d8ffa6a9de
PDF
Publication pagec70b83775d7b98fbd9e256ae09519f42e1ad4944f1f859d97e12117db68bd317
Manifested707dd3d420f536bb7cd4880da9615d172f94e93437fa076fb78c7009c3a470

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
Signature+asznzpNT5y2StuJbSAdvz+AAQSjSg9AWkRo8hE7YqaHV9/kOv0d9hOZaMPdOv+5+lpTMKvaXnhVHydw+QuSDw==
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

2026-09-17T10:25:47.509350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070955
observed c70b83775d7b98fbd9e256ae09519f42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.491614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070955/manifest.json
observed ed707dd3d420f536bb7cd4880da9615d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.474407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070955/publication.md
observed 4700140d748316f745f402ef5efe69c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.456717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070955/publication.txt
observed 0aff7ed37c6a0bc9c8b2ac950c499769...
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.