OpenTechnical

OT-2026-000071126

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000071126) never changes.

Identity and time

Publication numberOT-2026-000071126 · never reused
Internal UUID01a0ae91-e0eb-7952-81ac-02868938f80a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071126
StatusPUBLIC

Content hashes

Canonical textd24e138f7f02a38758e5ceee34dc31e9de6f591f986a3c3e63263f7107c683ca
Markdownb54292528908ba1f15b78656309671633459f0a1b15ef9daa814f11b1eef5411
PDF
Publication page8c2f357b9efd54dbb60f4d12c2ce7e7f0ed8dc916549dc48d17f390e22fbdce7
Manifest1fbe7caf7c48fdaa030448c4dcc20b82b91f7ac20306e871193ef92d5f85da51

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
SignaturezmkB8V9hP/iRelTQ/0NzaWwJN0oZTRitWhOhEt+Kyx2AQW8LO6EnLyOnLNS99kyNQibmtwbGCD98gzawTjIYDQ==
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

2026-09-17T10:24:37.336675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071126
observed 8c2f357b9efd54dbb60f4d12c2ce7e7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:37.319114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071126/manifest.json
observed 1fbe7caf7c48fdaa030448c4dcc20b82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:37.301335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071126/publication.md
observed b54292528908ba1f15b7865630967163...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:37.283012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071126/publication.txt
observed d24e138f7f02a38758e5ceee34dc31e9...
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.