OpenTechnical

OT-2026-000044802

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000044802) never changes.

Identity and time

Publication numberOT-2026-000044802 · never reused
Internal UUID01a0ae7c-911b-7a72-9411-e24551664661 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044802
StatusPUBLIC

Content hashes

Canonical text4b06dd87c1d24505c4d06f4ab3bd4a7ae5a507780957a4a9faa0084ef63c5536
Markdowna8b87445c7de02628efa2805bb36eecb05eb8cfc9f7465ed8a70a6660f758c70
PDF
Publication page7d05220af2d3cb84cb9255c7e85a1115b536c31e5ce3f4e77bfee62367844501
Manifestdb4dc3569887fb6005906e87d30ebaa9d89e29619b0781ac792eb8be062b2c27

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
SignatureYR6gHdzbje3UOEaxBEVrvhr/3bZvNsIcRx1I0Zjt/AGrXLOYV24bYjJVeCti49eaowucAQSFuBF2YMMxvwm/DA==
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

2026-09-17T11:11:25.922803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044802
observed 7d05220af2d3cb84cb9255c7e85a1115...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:25.904222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044802/manifest.json
observed db4dc3569887fb6005906e87d30ebaa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:25.885329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044802/publication.md
observed a8b87445c7de02628efa2805bb36eecb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:25.864488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044802/publication.txt
observed 4b06dd87c1d24505c4d06f4ab3bd4a7a...
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.