OpenTechnical

OT-2026-000003910

Publication integrity record

Vacuum cup gripper, per zone isolation, six outlet manifold, two stage ejector, pressure verified

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-2026-000003910) never changes.

Identity and time

Publication numberOT-2026-000003910 · never reused
Internal UUID01a0a90b-6e83-73f9-88a7-8cff8dbe4432 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:08:13.829634Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003910
StatusPUBLIC

Content hashes

Canonical text52402d208603ace88ffa7f6d483d3b220e64fa183188a233dfc19f8ff4e7a1d9
Markdown23d177c2d82722e74d6a8813e8dcdd3f8d03f8eeea27bb334723ba93563c79b7
PDF
Publication page10887eb21b047f92679038ddc1bb090f0f6a018bb943908732ed85e64b27fb75
Manifest32f293b9997dfa19ee2db37d29b2d77268a8e1068baf39c286aae383831e3a69

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
SignatureRZdj7WQPqncy7GFicWeoM7D1X5c7iifZr1EwhIGIhUwjVxQnd4QS0o/1aOBFj5UhGzkJxx2+bSdcDG4ipXN9AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:10:12.851477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003910
observed 10887eb21b047f92679038ddc1bb090f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:12.836021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003910/manifest.json
observed 32f293b9997dfa19ee2db37d29b2d772...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:12.822187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003910/publication.md
observed 23d177c2d82722e74d6a8813e8dcdd3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:12.807500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003910/publication.txt
observed 52402d208603ace88ffa7f6d483d3b22...
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.