OpenTechnical

OT-2026-000062343

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two 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-2026-000062343) never changes.

Identity and time

Publication numberOT-2026-000062343 · never reused
Internal UUID01a0ae8c-0abf-72c2-9f9b-fb5eb6192cfe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062343
StatusPUBLIC

Content hashes

Canonical textc02ac1627c7b4297995ff125b067d54483645727a514749bfb29843a85dd5fbe
Markdown720470cc3493bad9ea610085bd5e036284fc9527ce9ef84389eb453217e24f26
PDF
Publication pagef786c498b2e221c1b454878a0965ddbf11ff90e6a832f7f25cf9397a8eaa829e
Manifestffd7e3696d33116830abc3ba84e02ffec73ee2f5f5c6dc0b9c4107d741ff7e03

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
SignaturepzrzKD5rTWaCsmAQdtiAoJUETJeAcQs7aI68bfD1RdIDavL2hNCFkqMUkjES28kiuJpNhnktoqEGt8jfrmzOBg==
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

2026-09-17T10:39:39.272086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062343
observed f786c498b2e221c1b454878a0965ddbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:39.254806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062343/manifest.json
observed ffd7e3696d33116830abc3ba84e02ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:39.237661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062343/publication.md
observed 720470cc3493bad9ea610085bd5e0362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:39.220416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062343/publication.txt
observed c02ac1627c7b4297995ff125b067d544...
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.