OpenTechnical

OT-2026-000027129

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000027129) never changes.

Identity and time

Publication numberOT-2026-000027129 · never reused
Internal UUID01a0ae72-3454-7343-ab87-18efea9e08ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027129
StatusPUBLIC

Content hashes

Canonical text4b3f88c2eb9c7015c53d9ebcf13b214c2b26f9a2f3ea17e2f7516a1f3b46d5cb
Markdown2ecc49cb81f0a9473c9695ee69d22a7515715345ae5bb55f0756cd44eddac3c0
PDF
Publication paged6ae0336492d1ade13764a1b9ab1cde985108a7bee1a3857fc6f224338d854df
Manifest88fd013f521068dff9494a288739f9ad2520e13bff67458371a68bdd539d4d38

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
SignatureH/vgh7V8ueKllOuGI+uCbfESlMU9S0ZkOuqv72uVxtrxk2Z88z48EsU9JyLkXVnnppFfp8HSQ7WEBmMu4aDdDg==
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

2026-09-17T11:43:54.254182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027129
observed d6ae0336492d1ade13764a1b9ab1cde9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:54.237898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027129/manifest.json
observed 88fd013f521068dff9494a288739f9ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:54.221199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027129/publication.md
observed 2ecc49cb81f0a9473c9695ee69d22a75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:54.204595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027129/publication.txt
observed 4b3f88c2eb9c7015c53d9ebcf13b214c...
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.