OpenTechnical

OT-2026-000063153

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000063153) never changes.

Identity and time

Publication numberOT-2026-000063153 · never reused
Internal UUID01a0ae8c-94aa-70c9-abc3-ed2529bc9b20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063153
StatusPUBLIC

Content hashes

Canonical text6abc3bab0027bdb8e2ac57a67fe2cb71998dafa4bf5d2b46c22209fbc58367d8
Markdownb8122b78dac8df6c6bd7393ea7e6342b253fbccac2dfb6bf1b554a008948f7dc
PDF
Publication page94f259a2ace5251747fa9ad61a811df1bdb9e347f83783034f1258b47ee197de
Manifest24b884d58024910cfc5b68ba05d690cc91b5c342ddf4f95fcfa0c5db92ea63e0

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
SignatureRBabLuWiM97qxEnx50l/PQVDwI+qjo+wiw+88W/jFPq5nC3RNMT46/PNE0X29keA5XatfSxpsgdWQnYVDHBWBw==
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

2026-09-17T10:38:56.410831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063153
observed 94f259a2ace5251747fa9ad61a811df1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.391987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063153/manifest.json
observed 24b884d58024910cfc5b68ba05d690cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.374981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063153/publication.md
observed b8122b78dac8df6c6bd7393ea7e6342b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.357187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063153/publication.txt
observed 6abc3bab0027bdb8e2ac57a67fe2cb71...
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.