OpenTechnical

OT-2026-000074617

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000074617) never changes.

Identity and time

Publication numberOT-2026-000074617 · never reused
Internal UUID01a0ae93-ac2a-7dd2-ab0e-01f0a3e5e958 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074617
StatusPUBLIC

Content hashes

Canonical text99ca886cf772afb7ab6b8b2d109a7dfb881233b7f60234bdc4e1fc349cf1eda0
Markdown7e7d11319c12bd3838a0d9107d31cc372db3fe09dd4443632f70d427dbcddebb
PDF
Publication page2b55d707f31791d361f6a8fe26139a746859269c85bd648e418303acf5e98d81
Manifest02f802d2ce8785444d41b56b1277facd56e4b44a344a0adc5730ad272566ab15

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
SignaturedX/rPTJUQ8AV6np5UkpQkjFd/XizcGtZU6BYKu113iet8L1/iudaala0pnP1ybA+eAYtgz/NtjgBmg8V7h+bDw==
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

2026-09-17T10:18:08.752428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074617
observed 2b55d707f31791d361f6a8fe26139a74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:08.735243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074617/manifest.json
observed 02f802d2ce8785444d41b56b1277facd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:08.717776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074617/publication.md
observed 7e7d11319c12bd3838a0d9107d31cc37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:08.698859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074617/publication.txt
observed 99ca886cf772afb7ab6b8b2d109a7dfb...
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.