OpenTechnical

OT-2026-000093643

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000093643) never changes.

Identity and time

Publication numberOT-2026-000093643 · never reused
Internal UUID01a0ae9e-508b-7217-88b3-a875eb7ded26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093643
StatusPUBLIC

Content hashes

Canonical text9cb0335497ef3c9968dbe3e797f51a81110ec7e10ede853a5e7c77fc5c788b3f
Markdown6ca1923bb7886b00c083a256448b1388e4d1110b242862a575cb976c66a30189
PDF
Publication pagec3a8192e3bd9fb02c18b36870ede4ff71c88af51dc8dd98e0b524d18974415f5
Manifest23fb7f677db0dbed9569d12359a8350ad92e7232609567b7d9800020ea35fd05

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
SignaturetVjNG/6MeQppuaHw6B+7tZaJyV21CoWdWTn/TwoDeKNurvAN/lS77X/7VYIHEKLucdJAdyVILHZwTJjUI0HIBA==
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

2026-09-17T09:39:41.839002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093643
observed c3a8192e3bd9fb02c18b36870ede4ff7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:41.822271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093643/manifest.json
observed 23fb7f677db0dbed9569d12359a8350a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:41.804941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093643/publication.md
observed 6ca1923bb7886b00c083a256448b1388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:41.787995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093643/publication.txt
observed 9cb0335497ef3c9968dbe3e797f51a81...
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.