OpenTechnical

OT-2026-000006622

Publication integrity record

Bellows cup vacuum gripper, two outlet manifold, ejector fed, pressure verified, contact triggered

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-2026-000006622) never changes.

Identity and time

Publication numberOT-2026-000006622 · never reused
Internal UUID01a0a961-ab5b-7b46-8a3e-0d5794bcf26a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:42:25.501950Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006622
StatusPUBLIC

Content hashes

Canonical text9b555ff3158fd5e36a78b12fadbcf9a91779269ab28567ad1ce207a65fdee19e
Markdown6bd009e9d941c1b1acea79a6706b798fbb2ac3bb2b2ee1c81f1b332cd5f95fec
PDF
Publication pageb8e848c65b1374c22564991ff40c0d96e2eaad2c3246b87995157d2313231b22
Manifestaa6d5cc3cdbb919ad918c89d284307862d428f94f92ed8697fad1ae2e556234b

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
SignaturenJEaXaPJeuN846Eh/S2EGGOvXu8wfB4GfzxnL2V4MhSurjH1Xulxi9oVREus5TMFe9Y4fH5DOvSUiy29si0mAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:50:24.217782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006622
observed b8e848c65b1374c22564991ff40c0d96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:24.205882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006622/manifest.json
observed aa6d5cc3cdbb919ad918c89d28430786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:24.193277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006622/publication.md
observed 6bd009e9d941c1b1acea79a6706b798f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:24.179462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006622/publication.txt
observed 9b555ff3158fd5e36a78b12fadbcf9a9...
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.