OpenTechnical

OT-2026-000066820

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000066820) never changes.

Identity and time

Publication numberOT-2026-000066820 · never reused
Internal UUID01a0ae8e-ce43-7b07-acd1-1957025e2b62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066820
StatusPUBLIC

Content hashes

Canonical textc74ceee9835ea1a3614473e328d3a7fbfe786b0f08e89853284a13f23e10376e
Markdown944fcf18b18cad1a49c29f893c6e9e529825f16755417ccb3a76daf04fdc0a81
PDF
Publication page5188fe7e2265331dfc4b6f0c80fc18b4fac8d9bd43891edb44bbce3c072f22a8
Manifeste9f0ddf87902e5634628c30c72d1963b09e1ad0e5993f62c24a66df45a52a84a

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
SignatureWKIYWZ+8zRYwQUigOhGxfH1Vepgv3XaGtgefilKq9eIDyV3SpDZVUcuj8IbaUWP5NlUfxW4YOKboXldrLLycBA==
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

2026-09-17T10:33:15.092979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066820
observed 5188fe7e2265331dfc4b6f0c80fc18b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:15.076748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066820/manifest.json
observed e9f0ddf87902e5634628c30c72d1963b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:15.058653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066820/publication.md
observed 944fcf18b18cad1a49c29f893c6e9e52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:15.040940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066820/publication.txt
observed c74ceee9835ea1a3614473e328d3a7fb...
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.