OpenTechnical

OT-2026-000041386

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, sustained blow-off after 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-2026-000041386) never changes.

Identity and time

Publication numberOT-2026-000041386 · never reused
Internal UUID01a0ae79-b144-7e6e-ab19-90a9e04ab8be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041386
StatusPUBLIC

Content hashes

Canonical textf4f7338ca144b2b40ed8161e5f982a61ed669a886be8a1889f1702d5b54d2d20
Markdown82857c48d01dac0206c72cfe9b1baab32210533a253e3e1635737d23837d8822
PDF
Publication page23701aafb675311e8b046c89f8a1f47273159199d2b14eafa1ac71cc90d397a7
Manifestc62a9a952d5b710f3635c7b3ae261dc4f576fbeeae80d390c4ba86ed8ac722ad

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
Signature6o3ISEB4Kt+/Vd6ZAAqe/vqZYxmcKQ5YQq5Ww0qJREppjMKcmbnIUybhGgfGRVeW5Izs6VtsmgnvkstSEh9aBg==
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

2026-09-17T11:17:23.660481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041386
observed 23701aafb675311e8b046c89f8a1f472...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:23.642604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041386/manifest.json
observed c62a9a952d5b710f3635c7b3ae261dc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:23.625916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041386/publication.md
observed 82857c48d01dac0206c72cfe9b1baab3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:23.608729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041386/publication.txt
observed f4f7338ca144b2b40ed8161e5f982a61...
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.