OpenTechnical

OT-2026-000033812

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000033812) never changes.

Identity and time

Publication numberOT-2026-000033812 · never reused
Internal UUID01a0ae75-a391-7596-8292-829b16d93ece · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033812
StatusPUBLIC

Content hashes

Canonical text939a1b2c57dc2c697d14299b836aca4e3da1b330b990c71ec849e2cae5308d1c
Markdown829e73e5dd8f3df26d03a7378034709da940e555762878da8f34af6135aa0056
PDF
Publication page9c806bdf42b98807a97a52928a09e7d0ec534b8b61f1e1d2b32126c32f34e2c4
Manifest5ff50e29f8c5a39e8d6c28ec0cf96aefa22b7609aac10e5a45bc242689a9dfc2

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
SignatureWy+FX0OY9TX64ZGopIF3D/5UtS/0NejMa+1fZ8K7wvcoTgueBJ0rcTg6Ll6fLJ0t764KzFpC0gIfJweyFwDtCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:51.488659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033812
observed 9c806bdf42b98807a97a52928a09e7d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:51.472062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033812/manifest.json
observed 5ff50e29f8c5a39e8d6c28ec0cf96aef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:51.452294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033812/publication.md
observed 829e73e5dd8f3df26d03a7378034709d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:51.434821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033812/publication.txt
observed 939a1b2c57dc2c697d14299b836aca4e...
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.