OpenTechnical

OT-2026-000075794

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000075794) never changes.

Identity and time

Publication numberOT-2026-000075794 · never reused
Internal UUID01a0ae94-29fe-7f2b-b6da-7e5dda98df97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075794
StatusPUBLIC

Content hashes

Canonical text4a7043e7c24271ce80f93c58c18e0388a494c93fa6385dd9848d43dc9f36535c
Markdown7c33462d272edfa1104bca774bd9ed138276e15ae8971295981678c9a145762c
PDF
Publication pagea68be5e32cd5bfde66725b752075c6686771252d37b7f1c88c66273ce3f0e271
Manifest9abd1dbd44036ca3dacc11b121ef9682ffe76a0cb0fc0f3c0ab6dd6e52b94379

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
SignatureR563UgihU7uum8fa5QXoQ6hBhS78c+lxBv6Gemp7NY6rIN9vyAm6P0rIEvjFp20KmNhiecaqJiXifGi6ZmnqDA==
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

2026-09-17T10:14:16.286296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075794
observed a68be5e32cd5bfde66725b752075c668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:16.269554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075794/manifest.json
observed 9abd1dbd44036ca3dacc11b121ef9682...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:16.250872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075794/publication.md
observed 7c33462d272edfa1104bca774bd9ed13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:16.231594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075794/publication.txt
observed 4a7043e7c24271ce80f93c58c18e0388...
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.