OpenTechnical

OT-2026-000069118

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000069118) never changes.

Identity and time

Publication numberOT-2026-000069118 · never reused
Internal UUID01a0ae90-6dce-73a2-a0d5-94720e0a1bf9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069118
StatusPUBLIC

Content hashes

Canonical text41845b2f8a043aa635f3995a1effb48e7e2bf36d3f6d4cec4ce7556333412f5e
Markdown57a207c645e287a725401c62e4834cf60da3930132cd5c2510ab717fc28cbcf6
PDF
Publication paged046bc405a7323b666bf4ba46b49999f85e8d2b781b0e536374c7a9175fafc47
Manifest890d70506d7d76e218bca24d1378cfe71198d46b5b8462ba4efb701bded76140

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
SignaturemeasD+dn+rxLhxBVwev7nGiEcjvPVXbKDGBHNhh495ZeJclY2/DWQeZSDlMpOaK3rM9j0j9vUhcidJSJNgMiAA==
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

2026-09-17T10:28:59.755607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069118
observed d046bc405a7323b666bf4ba46b49999f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:59.734468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069118/manifest.json
observed 890d70506d7d76e218bca24d1378cfe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:59.716551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069118/publication.md
observed 57a207c645e287a725401c62e4834cf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:59.697287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069118/publication.txt
observed 41845b2f8a043aa635f3995a1effb48e...
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.