OpenTechnical

OT-2026-000063583

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum 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-2026-000063583) never changes.

Identity and time

Publication numberOT-2026-000063583 · never reused
Internal UUID01a0ae8c-f945-7452-a378-c3a95ee4b9c9 · 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-2026-000063583
StatusPUBLIC

Content hashes

Canonical text4936983b1515b6bae4be1245800be38f9f0cce191741b22aba312064622b3942
Markdown1587252f3545bbd4ee686e78c4f188a54a0066dfa1cdc263a332407b97fd4eea
PDF
Publication page8027a2c3915c2734afd93ea275e215a5048c32355b4c69a2a3c1c57fcc853d8b
Manifestb7a8de2566c7d25329f9cd5f9ca416160c54d646c2e6d4d6fd8d970a3f12fde8

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
Signature2WjUZ6fnnpFphpbBcRYjZZNSHn0syJAYL9q+aqC+12lrnLrxDzN2CTZVgosLNA+rgN7QypajfQSl7AbR5IOgCg==
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

2026-09-17T10:37:35.859902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063583
observed 8027a2c3915c2734afd93ea275e215a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:35.841825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063583/manifest.json
observed b7a8de2566c7d25329f9cd5f9ca41616...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:35.820053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063583/publication.md
observed 1587252f3545bbd4ee686e78c4f188a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:35.802777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063583/publication.txt
observed 4936983b1515b6bae4be1245800be38f...
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.