OpenTechnical

OT-2026-000047320

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000047320) never changes.

Identity and time

Publication numberOT-2026-000047320 · never reused
Internal UUID01a0ae7f-3e56-70a5-8a13-57f7b2d13419 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047320
StatusPUBLIC

Content hashes

Canonical text50e77c124bfffc5e787b0bf46ad60ae1f0ebc25cd59b2f3a76de0cf5c26187c6
Markdown360214845cb0f8439325e7aca2b9fe7f1f2532f949d2ff9ab878bacd26e3f893
PDF
Publication pagebaf66c81cdee8b8b0bb90a413647235309de3615bca03eaeca44eef3c8af08ef
Manifestfda42d5a792ae62681d921b59c5e4a257e93d5fc9b03ecc187593b7106c0cc40

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
SignatureHiKf1FJe2ddfdaWSkngv69W8QEl9a/GUTExUk28Btt6kkXQWSBHSu2iWzxOf/rAjdOpYIj/0bXmEuFBh0eSlAQ==
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

2026-09-17T11:06:18.326840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047320
observed baf66c81cdee8b8b0bb90a4136472353...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:18.307522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047320/manifest.json
observed fda42d5a792ae62681d921b59c5e4a25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:18.287796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047320/publication.md
observed 360214845cb0f8439325e7aca2b9fe7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:18.267830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047320/publication.txt
observed 50e77c124bfffc5e787b0bf46ad60ae1...
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.