OpenTechnical

OT-2026-000003653

Publication integrity record

Vacuum cup gripper, 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-2026-000003653) never changes.

Identity and time

Publication numberOT-2026-000003653 · never reused
Internal UUID01a0a90a-a62e-7b7b-994c-85eadc6d05ca · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:22.544841Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003653
StatusPUBLIC

Content hashes

Canonical texta1cbf2ecbcb665a3ed2fbc929f60685d42abb822b1a2f467ebe5ba4022eaf9f9
Markdownfb5d74f2439e1e76f837be29ce72a0cacf34afc18ba94b0d54c5cd7b993c7e99
PDF
Publication pagef4b84658655a190d0fac68ce8c3437e964cba4faa3ba2a7c9828fecbde0d6ac3
Manifest199fc77c5ea9ee4013e89582935083f8163fd4999d5e020314ad32e905c940c4

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
SignaturehraB5GRUpZ0f249DAQubX9RyjQCKNEWDmz9LkXf4CpdmDycZQY+q1zS7FILQKDPV4nlzi0hv390LBPEfQ2sPCQ==
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

2026-09-16T08:20:37.464630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003653
observed f4b84658655a190d0fac68ce8c3437e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:37.449688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003653/manifest.json
observed 199fc77c5ea9ee4013e89582935083f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:37.434249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003653/publication.md
observed fb5d74f2439e1e76f837be29ce72a0ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:37.243294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003653/publication.txt
observed a1cbf2ecbcb665a3ed2fbc929f60685d...
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.