OpenTechnical

OT-2026-000038967

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line 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-2026-000038967) never changes.

Identity and time

Publication numberOT-2026-000038967 · never reused
Internal UUID01a0ae78-76a0-73e8-b93a-e237853bf6f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038967
StatusPUBLIC

Content hashes

Canonical text6bbbea560d34d34a94dcd6026b2dc72548261704093f049fb3d09850a79ef045
Markdown6ed5378848ec1aa3e669c098fd7397caab880c26f8d77eb1616a44e0632c803b
PDF
Publication page8d43904357aac1b817be21cda40cd4e93aab3b9b028d50c215efcd090f1051a9
Manifest9be4bfab1e66158ab1045485f9244ff0e939ef01d95d876efd8b4256a1bbffe8

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
Signature84/Xrb0r0wku00Nc2vmtR93h0wll7zsTqqk3kSmryZMyENK9+5/CqGvTLWDLbR0p5tuwDgniF1aXld799iZ7Cg==
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

2026-09-17T11:22:14.608114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038967
observed 8d43904357aac1b817be21cda40cd4e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:14.591230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038967/manifest.json
observed 9be4bfab1e66158ab1045485f9244ff0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:14.574157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038967/publication.md
observed 6ed5378848ec1aa3e669c098fd7397ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:14.557644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038967/publication.txt
observed 6bbbea560d34d34a94dcd6026b2dc725...
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.