OpenTechnical

OT-2026-000068654

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000068654) never changes.

Identity and time

Publication numberOT-2026-000068654 · never reused
Internal UUID01a0ae90-2483-76b8-8e6f-de72bb23ed58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068654
StatusPUBLIC

Content hashes

Canonical text554a22de2c2108fbd7a7be7aafdceb0d4678b41470a9dd9a9d43a3bd2dc5b662
Markdown95a15238d27c49fb89902d1e596eb3624637d6883224396dac1f836629ba1f8d
PDF
Publication page0246e5476c207e7d8a8be20c33f68802643687d58250de477f4e774fc1fce4e5
Manifestc9e522f44f10a4bab6d51aa4b7dd3872a131ee323a8eadd1e332ad0746167a83

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
SignatureqXpW7ptsLKSlkbp5pI0VPmY8y1PdMly5HNGu1Pr/AphtlWBICSQk2qLgxo6KAywGTQCYj3pTAatFM2zLeUcmBA==
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

2026-09-17T10:29:50.955453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068654
observed 0246e5476c207e7d8a8be20c33f68802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:50.938715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068654/manifest.json
observed c9e522f44f10a4bab6d51aa4b7dd3872...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:50.921436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068654/publication.md
observed 95a15238d27c49fb89902d1e596eb362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:50.903641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068654/publication.txt
observed 554a22de2c2108fbd7a7be7aafdceb0d...
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.