OpenTechnical

OT-2026-000030527

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000030527) never changes.

Identity and time

Publication numberOT-2026-000030527 · never reused
Internal UUID01a0ae73-e504-7940-ad9c-1a2c30d7bced · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030527
StatusPUBLIC

Content hashes

Canonical text45e1ace6a0819e029c7844de514c7b5a6c3be28fd501c95120d8b21fece738aa
Markdown7a9401ebd412ce76e71c7e04210801c6c70bc6ae262fd06d2eb5534f5253e97a
PDF
Publication page8e11b690f515da910c7293e75530259da7ac72b9722921b3e95e746cd75b3784
Manifest46623c983f19619c653ae9fca697c2e1b4ab34b84b16d9fad081bd8984793664

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
Signaturel4qdVwsGLK28+j7rtsj8PyfXwXu9bpTC+h5yYEM1WPx5dM+8yUEQNznuUBYaVadZJl6G3Hp1rszhYuavVvKkAw==
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

2026-09-17T11:38:23.227365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030527
observed 8e11b690f515da910c7293e75530259d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:23.210872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030527/manifest.json
observed 46623c983f19619c653ae9fca697c2e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:23.191854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030527/publication.md
observed 7a9401ebd412ce76e71c7e04210801c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:23.173988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030527/publication.txt
observed 45e1ace6a0819e029c7844de514c7b5a...
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.