OpenTechnical

OT-2026-000063251

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold 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-2026-000063251) never changes.

Identity and time

Publication numberOT-2026-000063251 · never reused
Internal UUID01a0ae8c-94ab-75e4-bde5-122c25ddcc84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063251
StatusPUBLIC

Content hashes

Canonical texte25308aa45518ecf35bbd3061fcf6773ab3c4f0f92366c5170a5358b07927d92
Markdownea46dc3e37461c2ea250f2a93ee0ce80108258f86d855943a29cd1bb77be51ac
PDF
Publication pagedcff855bb3abb0f4d733ce7682979c2eca4c9506299fedef0cc43ae967d11384
Manifest880d78d81b88f5de7fbca48cd23b73a10451be7dde4d70f1e47188122c481cd4

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
SignatureQu5QtIbt1eZ3AnR1t95lSEExTulJGuB0l9TQmu7yMPZdD+5KZKD11ujy8CIqJ2QJ1d1DRkbA8JJMti1nAS8VDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:08.160908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063251
observed dcff855bb3abb0f4d733ce7682979c2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:08.143609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063251/manifest.json
observed 880d78d81b88f5de7fbca48cd23b73a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:08.128189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063251/publication.md
observed ea46dc3e37461c2ea250f2a93ee0ce80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:08.112107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063251/publication.txt
observed e25308aa45518ecf35bbd3061fcf6773...
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.