OpenTechnical

OT-2026-000022076

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000022076) never changes.

Identity and time

Publication numberOT-2026-000022076 · never reused
Internal UUID01a0ae6f-bb5c-7e35-bcb5-24a14f539d36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:53.201585Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022076
StatusPUBLIC

Content hashes

Canonical texte16ccc297a3a15aeded84f6d2c15be75a04672a0a543ab0a529d3d8c54f20794
Markdown0ef2d5089f46968707027814d68c6533bc5a4b060ad5ba3e79ea3090df99370d
PDF
Publication pagef4ceb422eb955d6f236b7c506795b1149f650a989fe633e07cd78b407736f679
Manifest35e51a93c72bf008e4f8e7f7877c662f38b0cd4af1ff3760ab241202713a3cc8

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
Signature1Ji96OP/S/AqY2wY+H5MboaCY4VMIkSinmGhE7Jaw97nVTitqdaNBTqC041faAQNLPvRc8E6aqI8DN5aIQexCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:54:46.381420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022076
observed f4ceb422eb955d6f236b7c506795b114...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:46.361278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022076/manifest.json
observed 35e51a93c72bf008e4f8e7f7877c662f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:46.341983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022076/publication.md
observed 0ef2d5089f46968707027814d68c6533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:46.322486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022076/publication.txt
observed e16ccc297a3a15aeded84f6d2c15be75...
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.