OpenTechnical

OT-2026-000063722

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented after set-down

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-2026-000063722) never changes.

Identity and time

Publication numberOT-2026-000063722 · never reused
Internal UUID01a0ae8c-f946-718f-9dfc-af9fce99831d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063722
StatusPUBLIC

Content hashes

Canonical textdb934e63f09e03b49f3ee196ef121c4059f46e1a0eb5ede1c895ba3859b6dba4
Markdowna46b8ba99d807d7d6b1260d85ad105498d1de09cf3ea37747c8bcbc36ce78ff4
PDF
Publication page5b6545b784328e679324fc8f5fead32986f59636c622141e1e8c1af5c03b572f
Manifest8af694372dc7d85f96dbd1c4a4a90bc968a338eb3f47f174c157ad7811908c7a

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
SignaturepBE0xU4GPtZioJkwxNFssAvth/kN6u4jLi6pfz47J+RWTX5PExotClZvvPqsjovMfLTagHOvbhTcsxxI48ooCg==
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

2026-09-17T10:37:50.968965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063722
observed 5b6545b784328e679324fc8f5fead329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:50.950169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063722/manifest.json
observed 8af694372dc7d85f96dbd1c4a4a90bc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:50.932581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063722/publication.md
observed a46b8ba99d807d7d6b1260d85ad10549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:50.914367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063722/publication.txt
observed db934e63f09e03b49f3ee196ef121c40...
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.