OpenTechnical

OT-2026-000046427

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000046427) never changes.

Identity and time

Publication numberOT-2026-000046427 · never reused
Internal UUID01a0ae7e-57dc-7b68-8e68-930dcedaabbc · 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-2026-000046427
StatusPUBLIC

Content hashes

Canonical text3f1910a8c645c861003dd8ec9a4812c351bf0fd4991d62be3077b20378175bba
Markdown7c557e489e0bce6778e342b5fc9f9b46a783732850a943f210b0a4edfada0e73
PDF
Publication pagee3d7312c0a17d602e600c79d4f3a558d832bdd7cad0bdda8fe6ba4f26e238e80
Manifest543277ffe6651c538a19dff5b4fdf10f9df717d7a3eeb8e68e6634e9cf8bbe87

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
SignaturesugfaIdNtnZ3VGEmVEryJIjRLxTr8Ahd0ZxXhp8O1VCNXbzhGoJpMJhZjymgSvyh9hUOsZPCrudbRruEhz9MCg==
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

2026-09-17T11:08:26.550163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046427
observed e3d7312c0a17d602e600c79d4f3a558d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.532262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046427/manifest.json
observed 543277ffe6651c538a19dff5b4fdf10f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.513719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046427/publication.md
observed 7c557e489e0bce6778e342b5fc9f9b46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.493464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046427/publication.txt
observed 3f1910a8c645c861003dd8ec9a4812c3...
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.