OpenTechnical

OT-2026-000063668

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000063668) never changes.

Identity and time

Publication numberOT-2026-000063668 · never reused
Internal UUID01a0ae8c-f946-7a92-96dc-95a0bcbb4925 · 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-2026-000063668
StatusPUBLIC

Content hashes

Canonical text3eabcaddead223afe08ec39d63110bbbf664b44bc690d2ab9ad8d22832e81262
Markdown502211944009d38aec634f136e0ef7477b7e864505546a2b10f089cdfa6cd55b
PDF
Publication page8fd121ccaa01aef74d20936c0fbc0e7e6894c07e45f145b1c0043cce5caf0f25
Manifest028d283dd6b641d122a48e9b227f100c86aabb4db92a78485159c2ebb7408894

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
SignatureN2mjW5a71dET1rgU74L8XFvFi0F+gvF0eccgAdnLl5YMYBYaYpHl7u/oIZk3jSPPxnvNyw9qlcE1US9Cwkq9Bw==
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

2026-09-17T10:37:46.809253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063668
observed 8fd121ccaa01aef74d20936c0fbc0e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:46.792722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063668/manifest.json
observed 028d283dd6b641d122a48e9b227f100c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:46.773928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063668/publication.md
observed 502211944009d38aec634f136e0ef747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:46.755784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063668/publication.txt
observed 3eabcaddead223afe08ec39d63110bbb...
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.