OpenTechnical

OT-2026-000058164

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, sustained blow-off after 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-2026-000058164) never changes.

Identity and time

Publication numberOT-2026-000058164 · never reused
Internal UUID01a0ae88-6edb-7076-9d2c-47631e7b65b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058164
StatusPUBLIC

Content hashes

Canonical text37249561ccee8ec62b093a0a04cbb501ee9b0abd1be9549acaf4864c1529c014
Markdown0fc4c46ff870027175ee4bab1e4e994a903af5be46f499dd7a4a00038cafe5d3
PDF
Publication page62000ea63887ee5a3cd772d750f51114429d504c423125568fb48c22488b1bfd
Manifeste2cc0e066855452e8b3a672014be0cc9b4f8fe8222b99617ed9584b9af0cebb8

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
SignaturebFF0pPgUBdzgF7k0XvFNT32k5aBIxkafDrCfeBsW2qcwjlH993Hd08tXn10GOO7XWu2WUerN5vel0CRiysWgAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:51.791402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058164
observed 62000ea63887ee5a3cd772d750f51114...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:51.773562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058164/manifest.json
observed e2cc0e066855452e8b3a672014be0cc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:51.755808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058164/publication.md
observed 0fc4c46ff870027175ee4bab1e4e994a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:51.737527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058164/publication.txt
observed 37249561ccee8ec62b093a0a04cbb501...
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.