OpenTechnical

OT-2026-000009739

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three 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-2026-000009739) never changes.

Identity and time

Publication numberOT-2026-000009739 · never reused
Internal UUID01a0ae6b-7564-7615-9ded-4dd1436079ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009739
StatusPUBLIC

Content hashes

Canonical text881ad24dd8f90fefc2797f24bbe37c1ba30a5094a3ffed682105a0ef71e7573a
Markdown6ec4353fe445d57b28e15005facc558e361626e0846fbccca585ff2a1336abb5
PDF
Publication page6ee3580c534fde62be7ec5eb46a33ea83f9df43de84a781ed4df22989408e2b3
Manifesta791c50e071832558b2f30e40801523e9715c0c4c724283bdc66aa727d3c8a09

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
SignatureqNkIgYJaDzhVz9tVXWgoySIDcFgWmhd6+1PiGKHQ5oo4BXSn1auddMd9EuiQA5VpZiX4hqxEJ0hZ5yWo9VjICw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:14.505405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009739
observed 6ee3580c534fde62be7ec5eb46a33ea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:14.488355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009739/manifest.json
observed a791c50e071832558b2f30e40801523e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:14.468226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009739/publication.md
observed 6ec4353fe445d57b28e15005facc558e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:14.449242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009739/publication.txt
observed 881ad24dd8f90fefc2797f24bbe37c1b...
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.