OpenTechnical

OT-2026-000046344

Publication integrity record

Single bellows cup vacuum gripper, three 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-2026-000046344) never changes.

Identity and time

Publication numberOT-2026-000046344 · never reused
Internal UUID01a0ae7e-57cb-7603-8a19-4ad5f1b320ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046344
StatusPUBLIC

Content hashes

Canonical text3761e3486630bc14471f889dd329935d6d7fc873edb3c27b27ab613b834b064b
Markdown44c932b7c997ba779111ab51cd32f6e2b0ce7e4deac623d0546847dddaa9d0cc
PDF
Publication page749a6cca79d5af66ad05ae2c579b9ac069fd242d2d4241af8ce711aedb562c01
Manifesta6edf1db52d0b5449faa3fadfd16816a07618bb7a9a0e3bae3e06ea5dbfdd687

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
SignaturedByhmS0U2ixFvxDZO2qZNJWIvZlkWDMsF8FI2DLoDwpZzqXoFukDNx5PwX/F3VIoh6FbFrT8UXyLXhj5FdDjCg==
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

2026-09-17T11:08:19.964317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046344
observed 749a6cca79d5af66ad05ae2c579b9ac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.945493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046344/manifest.json
observed a6edf1db52d0b5449faa3fadfd16816a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.926144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046344/publication.md
observed 44c932b7c997ba779111ab51cd32f6e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.907419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046344/publication.txt
observed 3761e3486630bc14471f889dd329935d...
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.