OpenTechnical

OT-2026-000099627

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down

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-2026-000099627) never changes.

Identity and time

Publication numberOT-2026-000099627 · never reused
Internal UUID01a0aea2-c976-7592-b5bb-535a8e07220f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099627
StatusPUBLIC

Content hashes

Canonical text7d368ed27991ebcd7a46abfa51a0b38750a6decc510372ba9fcc72b570cfa5cc
Markdownb90d135dc6f0c329ae506b6c73ced2a4e73cdc3d37578442f46f02bf9fd3e9a3
PDF
Publication pageb0798b6420348fd9cb678c5796512b6b4e17e70bf45b93dd548079518f3e1d24
Manifestbe1e44299d57b889fcd9f6e09ecd934ef53c585e28e6b8629e7d05bdf6cb6b90

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
SignaturedW3cEFbmcNbZHAkoNxTonFJbcx0WQgtXiyVuj+PrCM6VU1yalR9yUU4PrvguN4C1TWE85yjulyDtTTAoZyU4Bg==
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

2026-09-17T09:29:33.723671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099627
observed b0798b6420348fd9cb678c5796512b6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:33.706908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099627/manifest.json
observed be1e44299d57b889fcd9f6e09ecd934e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:33.689418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099627/publication.md
observed b90d135dc6f0c329ae506b6c73ced2a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:33.671574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099627/publication.txt
observed 7d368ed27991ebcd7a46abfa51a0b387...
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.