OpenTechnical

OT-2026-000074467

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three 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-2026-000074467) never changes.

Identity and time

Publication numberOT-2026-000074467 · never reused
Internal UUID01a0ae93-717a-76e3-a414-359210fc7a92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074467
StatusPUBLIC

Content hashes

Canonical text9d23c0b4a79ca3ae7e24be928680ae18c3469d8d872d6795a49a4c04e0f31698
Markdownf41e73a4e2cbbc85286c0b5f93bd10da03dd01ec3989d1bb852e6a0038088bdb
PDF
Publication pageb31f7ca7fc60eb7524e1933a588b46983499f584ff4b81abd89039e3cfb8095f
Manifesta3cfec361a2de42438b1c37b4bbacf644aa3797dadafbc48ee538b7f5ba96ba7

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
SignaturePRnK1HM4kuxdMK3JVp+mzXvezIqOxQ4UX6tF0tOcRdq9F7mgKaBJZtllWzCQ4njEiZ4yYlaB+Dp8FtQyRmhbDA==
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

2026-09-17T10:19:25.639470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074467
observed b31f7ca7fc60eb7524e1933a588b4698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:25.620543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074467/manifest.json
observed a3cfec361a2de42438b1c37b4bbacf64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:25.599700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074467/publication.md
observed f41e73a4e2cbbc85286c0b5f93bd10da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:25.578949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074467/publication.txt
observed 9d23c0b4a79ca3ae7e24be928680ae18...
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.