OpenTechnical

OT-2026-000064334

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after set-down

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-2026-000064334) never changes.

Identity and time

Publication numberOT-2026-000064334 · never reused
Internal UUID01a0ae8d-a460-7f9f-bd33-be219a0a6e48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064334
StatusPUBLIC

Content hashes

Canonical texta855218bda4157c6a983cd6095a2fe046d475c1d342dd732425fbd0ce26d0bda
Markdowne53cfda601e7cc78a27c0d1596306b2651008c92218701696ee588fe8bbfbd5b
PDF
Publication page4ca2a8a788e27e9646a5555be64f7f58ad58a7b10c2da3f7aec1c48b3047d7bd
Manifest6d51bf6c464ee6eef13cc1980139a9e8a42a53b96b3668ca5c34203e4f4da0e4

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
Signaturea1rT8a3BDtzSJY6SbP7sQ4FO64FtU7whqVmTlg8WHf9zIgy2zemNeLS2zT44b8IP5v7HKi3BKqvAAOu65T7RCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:29.400754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064334
observed 4ca2a8a788e27e9646a5555be64f7f58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.384478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064334/manifest.json
observed 6d51bf6c464ee6eef13cc1980139a9e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.367364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064334/publication.md
observed e53cfda601e7cc78a27c0d1596306b26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.349933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064334/publication.txt
observed a855218bda4157c6a983cd6095a2fe04...
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.