OpenTechnical

OT-2026-000016850

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000016850) never changes.

Identity and time

Publication numberOT-2026-000016850 · never reused
Internal UUID01a0ae6e-5919-7414-9bc8-e02d1239265e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016850
StatusPUBLIC

Content hashes

Canonical textd97a699cb5f68d287c793b0a4dbdce175ec8c59195de5a74a00024ccd2dd6bd8
Markdown038d3da357dc7bed63f8bd25515c8917764f8d9dfbcada3bd16cf3057a2337f7
PDF
Publication page30d70b54bfd58b0eacc5e9284707f8076c453e370f34ae679f1949d2f056bc63
Manifest3e306ccce22965740cc2a525a063d31dbbd9e87bd4a6171fa53308f0d95189a1

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
SignatureP43CvG6J4cfSnOHeHaULUo1ymQ1Md9NAOMBSWCRaY7sjPd3LaBQWGLhLh9KYvGiFqUiod/UJpz/4hjw9H1VXBg==
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

2026-09-17T12:03:06.862636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016850
observed 30d70b54bfd58b0eacc5e9284707f807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:06.845911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016850/manifest.json
observed 3e306ccce22965740cc2a525a063d31d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:06.828379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016850/publication.md
observed 038d3da357dc7bed63f8bd25515c8917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:06.812034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016850/publication.txt
observed d97a699cb5f68d287c793b0a4dbdce17...
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.