OpenTechnical

OT-2026-000043370

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, sustained blow-off after 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-2026-000043370) never changes.

Identity and time

Publication numberOT-2026-000043370 · never reused
Internal UUID01a0ae7b-327e-7027-95cf-7820837373c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043370
StatusPUBLIC

Content hashes

Canonical textcb751e6abcf597309f2b95eda7929fe54d59b8baa35a5c36af496d4b1dc29226
Markdown85198d81cd27dbc6ad61b8718cd843125e8d4432344a36edfb7dd6239d914a25
PDF
Publication pagee7bd2ab2d5830470b9220924513f3413cd244d48401f03c19e10604f445a25cd
Manifestc7e8ac4b1100bceeeb4c1ec1c8f85e81dff85a8aaf0215e0a4fd26d2db0334ad

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
SignaturelJcq5wUWYwBSq+k9Lo0/R5qU0ISvh1QShxB1Hyz2XypvoB9ApslcQWRRO7qBXsSxyolAeZHEjW/GMDfBcaxwCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:53.732789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043370
observed e7bd2ab2d5830470b9220924513f3413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:53.713124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043370/manifest.json
observed c7e8ac4b1100bceeeb4c1ec1c8f85e81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:53.693422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043370/publication.md
observed 85198d81cd27dbc6ad61b8718cd84312...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:53.672909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043370/publication.txt
observed cb751e6abcf597309f2b95eda7929fe5...
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.