OpenTechnical

OT-2026-000006075

Publication integrity record

Porous face vacuum gripper, three outlet manifold, ejector fed, pulsed blow off after 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-2026-000006075) never changes.

Identity and time

Publication numberOT-2026-000006075 · never reused
Internal UUID01a0a94e-8108-7af8-9c75-c29286e5de2d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:21:29.483342Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006075
StatusPUBLIC

Content hashes

Canonical text16d5591ca52b0a7c862a2e4b1a9cd681eaf02fb84de1911b96272413b90badf4
Markdown1edd9e1feaf82e29c46822acb4a9c7f8863221baec46fec1dd8d646d5c64e1f3
PDF
Publication page19023d8d1176828322d8df0d4a969d0bc49c9ee4962ca1cac1554145d24f06e5
Manifest4e28d5cf6c234c8a7d74fc6944201cfa7e666876e712a110b9fb1618d0719ac1

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
Signature1tw8SMgJthRByw+MszYoVM9gT28T6Ti9TOviUeqGnS/Y4UHeuq9XC5AQVoa5/ZnRZJKUEcx/+Ffgp1oX4LL1BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:30.382277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006075
observed 19023d8d1176828322d8df0d4a969d0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:30.243269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006075/manifest.json
observed 4e28d5cf6c234c8a7d74fc6944201cfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:30.230134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006075/publication.md
observed 1edd9e1feaf82e29c46822acb4a9c7f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:30.216562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006075/publication.txt
observed 16d5591ca52b0a7c862a2e4b1a9cd681...
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.