OpenTechnical

OT-2026-000022265

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000022265) never changes.

Identity and time

Publication numberOT-2026-000022265 · never reused
Internal UUID01a0ae6f-f4fc-72b1-9a50-59fdc59ea790 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022265
StatusPUBLIC

Content hashes

Canonical text65a53ac9294b5d281c589d520e7ad4b5c13b1fad759b12b0315daad3ea274b24
Markdownfea3bcf5da6d37946ba231368c046513e8ca5b81dc19b2aa6051ce21ca020277
PDF
Publication paged324bb7220913cc0be65f17ee9c596dfe1faaf8e4635f6e4e1838ae63b404a81
Manifest515e962cc8f61c13e69bbe7d64ec0bd52e15eb0909e49076d09613fdfea0bd94

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
SignatureHC/MzLSaHG/8nJ7RY+oAYm35ktx3Cz4VqU5SP7BGMZNYidfB41okBBfb+qUwcGdP4647RAiPGS+yCDvXyEHpBg==
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

2026-09-17T11:53:03.911716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022265
observed d324bb7220913cc0be65f17ee9c596df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:03.892754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022265/manifest.json
observed 515e962cc8f61c13e69bbe7d64ec0bd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:03.873749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022265/publication.md
observed fea3bcf5da6d37946ba231368c046513...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:03.855000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022265/publication.txt
observed 65a53ac9294b5d281c589d520e7ad4b5...
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.