OpenTechnical

OT-2026-000100065

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, sustained 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-2026-000100065) never changes.

Identity and time

Publication numberOT-2026-000100065 · never reused
Internal UUID01a0aea3-1474-70b0-a43d-540e473d9589 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100065
StatusPUBLIC

Content hashes

Canonical text284967abf19e79503d8173f6601dd174336734019ae51fb7232a428ac903bd02
Markdown404bf4db5978a268ddbebd9e6d6e15f61ad2809b05cedbab9b179c0f6fa534e3
PDF
Publication pagef5a13a0453117df8ce5a477b2b6f05fc22d99883b0a737e89a061ce47110cfc8
Manifestc5a26488f4ef81cf2dc706de06bbcc17f0cffb24c6b825ef94611d6404ab7930

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
Signaturer+2pcyma3cd+/0IeDduSFr0TWvq1Hss8s+3K0/sxX4sBfI5mwlhv0DzgI5aLrYK3JACFoWnhvrYh9Z8BUsysBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:00.667467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100065
observed f5a13a0453117df8ce5a477b2b6f05fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:00.648841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100065/manifest.json
observed c5a26488f4ef81cf2dc706de06bbcc17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:00.631081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100065/publication.md
observed 404bf4db5978a268ddbebd9e6d6e15f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:00.612408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100065/publication.txt
observed 284967abf19e79503d8173f6601dd174...
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.