OpenTechnical

OT-2026-000063355

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000063355) never changes.

Identity and time

Publication numberOT-2026-000063355 · never reused
Internal UUID01a0ae8c-f943-7bb0-93dd-86cc6ccc7e50 · 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-2026-000063355
StatusPUBLIC

Content hashes

Canonical text27c4484a10db6c526d1ba586d357376d65e95f9823407143c06c53d9ac2ec5a5
Markdownf443b802eb0ebe1b08eadefc12f864d57275006938b1f5cae7abf56d6c015efe
PDF
Publication page80c214d800a9fa20b8b84d16f9180c86d5f0fe0454c9797a8f9eb9e656874534
Manifestc683fece2ceda50cc4b5e7892caf0305a06f4970a0130c78ca5a5ffe4afac3a5

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
Signature2GviA/bBfY6eB15nDr7VPaILwKyHIXgKwqJtmKL9K63X183QXsKgu1k9ifcBYPv8hVCi9uGk4tDcFZt+C/snDw==
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

2026-09-17T10:37:15.411447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063355
observed 80c214d800a9fa20b8b84d16f9180c86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.394037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063355/manifest.json
observed c683fece2ceda50cc4b5e7892caf0305...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.376039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063355/publication.md
observed f443b802eb0ebe1b08eadefc12f864d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.359628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063355/publication.txt
observed 27c4484a10db6c526d1ba586d357376d...
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.