OpenTechnical

OT-2026-000038195

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000038195) never changes.

Identity and time

Publication numberOT-2026-000038195 · never reused
Internal UUID01a0ae78-2d50-7bd2-a149-d85321fd6248 · 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-2026-000038195
StatusPUBLIC

Content hashes

Canonical text1a7edb299f17e6dac15a0029252ee14f0576eac3d2faa125c9756bb7efb845c5
Markdown0fe2db43b12a724ecdf770b9a63c4fe3f75b3e2a80e60e95323a579cf5ab6003
PDF
Publication pagebe39a5e5ce4f8ed9221de11925f6f95d86a3ac2654d18beac7d5e6cf93a3f71c
Manifest34ba438907b7bae83eb0bbccc41abb511545e8d10db9028e0bcbf7a0182c45ab

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
SignatureZWrEFAhmwUI65VeSuu45BoUjQYh/cUiQbi81slnzBZKjk0XFstV9mHv1Ga+8KU2smilHWWX2Jwyql8hpPCfsDg==
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

2026-09-17T11:22:19.499857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038195
observed be39a5e5ce4f8ed9221de11925f6f95d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:19.483372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038195/manifest.json
observed 34ba438907b7bae83eb0bbccc41abb51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:19.466880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038195/publication.md
observed 0fe2db43b12a724ecdf770b9a63c4fe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:19.449960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038195/publication.txt
observed 1a7edb299f17e6dac15a0029252ee14f...
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.