OpenTechnical

OT-2026-000093939

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093939) never changes.

Identity and time

Publication numberOT-2026-000093939 · never reused
Internal UUID01a0ae9e-92c8-7e55-a334-20876723d911 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093939
StatusPUBLIC

Content hashes

Canonical text771521694fa9c2e8dcfacceea53d69e8660dd7ba9f4815c6bc298611a77657a5
Markdownc044b0b02c030d60461d643d3d6a04874480aae0b5060c9955598756d4c5d148
PDF
Publication page9b9e00fce2eb4444f2fc4747c44f3ffebded02aa64dffc8a9a90ea2b5854689d
Manifestfa095b9ea78c781f0215f57dd6600c6c506c45721d1994e3867b26ce9aa00dba

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
SignatureaLVl4K5L2YPqhedLMMgSCF1jvacQ0vguh7Su6dSbeVE4UzHRZMNsUlxpUup6+cxctwjLEvOV39uELNl7Zh0ZAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:12.896665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093939
observed 9b9e00fce2eb4444f2fc4747c44f3ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:12.878941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093939/manifest.json
observed fa095b9ea78c781f0215f57dd6600c6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:12.861368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093939/publication.md
observed c044b0b02c030d60461d643d3d6a0487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:12.844754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093939/publication.txt
observed 771521694fa9c2e8dcfacceea53d69e8...
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.