OpenTechnical

OT-2026-000003759

Publication integrity record

Vacuum cup gripper, three outlet manifold, two stage ejector, pressure verified at each zone

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-2026-000003759) never changes.

Identity and time

Publication numberOT-2026-000003759 · never reused
Internal UUID01a0a90a-fa22-763a-9d7f-e496bbcd99ce · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:44.037159Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003759
StatusPUBLIC

Content hashes

Canonical text7af10aaba825e73ef3ffdf276953678f78d1446705ed3ba754e40c5f9a6f159e
Markdownffaf4d61cd083d7f70f9dbeb77eb32e6201f8f8588b7477257ce0fc502af53f3
PDF
Publication paged8c98c228671ef2e6a8a98b84c63dd630bfde527c2eb498ecb55716e74aa464b
Manifestb89b1b152b3827d0c13fd684aafd0d082e58c60613d7880f40fe8e0abb06554e

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
SignaturePGbd0UtxClVwYSK0jLDE3Ai7HMV9RAq61ZaA0mdIoFEXyD+wg2pK8fK6mpPSRwG0djYGdfF5WxupWrAqdDVtBg==
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

2026-09-16T07:10:22.056868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003759
observed d8c98c228671ef2e6a8a98b84c63dd63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:22.042333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003759/manifest.json
observed b89b1b152b3827d0c13fd684aafd0d08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:22.027903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003759/publication.md
observed ffaf4d61cd083d7f70f9dbeb77eb32e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:22.015542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003759/publication.txt
observed 7af10aaba825e73ef3ffdf276953678f...
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.