OpenTechnical

OT-2026-000092183

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000092183) never changes.

Identity and time

Publication numberOT-2026-000092183 · never reused
Internal UUID01a0ae9d-875a-7bca-987c-2bad2a47831d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092183
StatusPUBLIC

Content hashes

Canonical textaf0e67a9bdb35a1b0f9c62ee8543c21ca1144830e272d869d32083cf8af88c41
Markdown2ba5ce54c1ca8a63854d4467e1ebb6bffa3cfade477250dd2912028f66e45754
PDF
Publication pagef10337de77af6edcb42fa70fe2d73b9d4e6867e9cfce637f5d4b5cba36cba912
Manifest5cdfbb32bf6f9cf59aaef0cff81e23a30b0ec4f188422a109b16d22adfff4660

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
Signatureq6WZ6FEEKf1ZvfSZpY6hnIdDJx0B5W2vM9j8NRkiRMn5o23+NnQyhngPoxbJ/bHtIxNn+VmI6Uv/Vt3D5gNXDQ==
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

2026-09-17T09:41:39.846431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092183
observed f10337de77af6edcb42fa70fe2d73b9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:39.828001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092183/manifest.json
observed 5cdfbb32bf6f9cf59aaef0cff81e23a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:39.809960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092183/publication.md
observed 2ba5ce54c1ca8a63854d4467e1ebb6bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:39.789463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092183/publication.txt
observed af0e67a9bdb35a1b0f9c62ee8543c21c...
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.