OpenTechnical

OT-2026-000047940

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000047940) never changes.

Identity and time

Publication numberOT-2026-000047940 · never reused
Internal UUID01a0ae7f-c422-7feb-ac18-5a88bb0e61eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047940
StatusPUBLIC

Content hashes

Canonical texte13f4367c2ac68c7789e0eabd1fcbd59c277b286b756c68afc95decc8e54f2c7
Markdown0571cbd84709920432423abb5b540faaeda81f4da88de257003fb5b4599ab023
PDF
Publication page599dbc100a8f7a38280f0e8e60d9d269855d617ce43d40f0f48286f96ce8e0c2
Manifest1edd87c61eaab122bc5085f1d9de3eeab050fd4c1662e27dff512f244cef7f82

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
SignaturexsGC9W5gZy1vJzK/HIMAOhByfQ3YVFAy2DuGh8G92giJpizAljfW8L3eQWPtVg5HoPoVz+qR3u5sDYGsHJ4WDw==
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

2026-09-17T11:05:54.331879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047940
observed 599dbc100a8f7a38280f0e8e60d9d269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:54.315161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047940/manifest.json
observed 1edd87c61eaab122bc5085f1d9de3eea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:54.296337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047940/publication.md
observed 0571cbd84709920432423abb5b540faa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:54.275961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047940/publication.txt
observed e13f4367c2ac68c7789e0eabd1fcbd59...
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.