OpenTechnical

OT-2026-000038532

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line 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-2026-000038532) never changes.

Identity and time

Publication numberOT-2026-000038532 · never reused
Internal UUID01a0ae78-2d53-7680-bb17-c8f7cedb5df7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038532
StatusPUBLIC

Content hashes

Canonical text1ed56249885cddd1d3a122a563d990dd72d3c5897bd2141d91306e064aa9fed2
Markdown435418cf739601c4a338e1c843af69ff7d49e36427fb6298141d799c011e7841
PDF
Publication page7335a68133944f0867fea4f4ce036ed6cc750cbc7e2a6ead48051363c27e9e34
Manifest55bd240922997133d521e13c6434e144594fffbcc8d0a6f6c18ee59dbef5b6fc

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
Signature5bjogI1WK/+v5VBl1vh3QM5ReZ8KhSrMkYkuo4+WGwZ9Ltd/IH/wyzglhof6FzA50UMnMn4IS0vRK9gisi4VCA==
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

2026-09-17T11:22:47.425409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038532
observed 7335a68133944f0867fea4f4ce036ed6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.408093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038532/manifest.json
observed 55bd240922997133d521e13c6434e144...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.389623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038532/publication.md
observed 435418cf739601c4a338e1c843af69ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.372821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038532/publication.txt
observed 1ed56249885cddd1d3a122a563d990dd...
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.