OpenTechnical

OT-2026-000066868

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000066868) never changes.

Identity and time

Publication numberOT-2026-000066868 · never reused
Internal UUID01a0ae8e-ce43-7727-adad-8fa72896f95b · 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-2026-000066868
StatusPUBLIC

Content hashes

Canonical text14b27cf3e3365e237df81ee248f33f12cba7efb7af2b1feeccb60f7994c367e4
Markdown2a1efc87400de16b752aaf8ec0ea34b9deb75f86198555e15b46d275984b6d6e
PDF
Publication page4290c2af0c04a6371469137a64875a8eebe80aba476bfbbedc77babf79fbc0e5
Manifest35f6e6b50f18e9374e41a17c8556d9ad0f4d4d5c3eb80a85c0acfc576a0ba561

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
Signature+N9cKHQLL3PvWvm30cqQLVKVTZOo+cwVk9a15k0Jg7Po8P3T4vlJwSEwWKZk9CGkeYnNdXLMEe0Xhj33MTX9CQ==
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

2026-09-17T10:33:18.721625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066868
observed 4290c2af0c04a6371469137a64875a8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.703744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066868/manifest.json
observed 35f6e6b50f18e9374e41a17c8556d9ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.686570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066868/publication.md
observed 2a1efc87400de16b752aaf8ec0ea34b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.667442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066868/publication.txt
observed 14b27cf3e3365e237df81ee248f33f12...
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.