OpenTechnical

OT-2026-000006192

Publication integrity record

Bellows cup vacuum gripper, four zone face, three 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-2026-000006192) never changes.

Identity and time

Publication numberOT-2026-000006192 · never reused
Internal UUID01a0a952-76a0-7d8f-bf79-ec13fcc443be · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:25:48.963082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006192
StatusPUBLIC

Content hashes

Canonical text6eebd16cab84d9db06471bf2d9b6c41b27b8622c2d124db6ca9666931d4ac62f
Markdown212c5971edc969b69c797ca3b7f3a2f79442b92b707a8e86d5cba4b4cae13b5d
PDF
Publication page9eec9ea512b7cb48f2a57185f2c532faaeb204d220319c286c676f3617794827
Manifest740dd40c4344ca72d5ebffc0bde4c0476f6136c798fe79f9134d6d6a70e5ba1b

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
SignatureR9Cy9vD/zZwAbtynYD54axxPh86HsK46f9Aq4Eu3o65GY91Vk//MpLBRpQFNm7xeW0Xz+0WDg+AwuZuFg0OqAg==
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

2026-09-16T08:30:16.880234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006192
observed 9eec9ea512b7cb48f2a57185f2c532fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:16.739566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006192/manifest.json
observed 740dd40c4344ca72d5ebffc0bde4c047...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:16.725090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006192/publication.md
observed 212c5971edc969b69c797ca3b7f3a2f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:16.709506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006192/publication.txt
observed 6eebd16cab84d9db06471bf2d9b6c41b...
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.