OpenTechnical

OT-2026-000014459

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, pump fed, 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-2026-000014459) never changes.

Identity and time

Publication numberOT-2026-000014459 · never reused
Internal UUID01a0ae6d-b27b-7d2d-8373-3efdb5b810af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014459
StatusPUBLIC

Content hashes

Canonical texte43cc9a973fc8392817ab28f67f438f16af662008dbc560c51775b5eb95fb4d3
Markdown6da6e9ea607ee88b49367fa7ee11580566f3cd74f8860d235815c42e37a01993
PDF
Publication page99a8982db8d92d8c24adf79eb7015ca7e22a8856c3091415943246c4dd87daa5
Manifest9c694283ded52ba14329946c977b5796afe40f93c3b632e2ccbfc92bc99c9efd

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
SignatureFqQmaFZL5VkLRvJ5CRIQr089tDoGI/qZL4ItoRY6n8BD1aoeAPiw3YFrrapXP3UZNz0MtUOcr8yK55eVnYrJBw==
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

2026-09-17T12:10:15.903219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014459
observed 99a8982db8d92d8c24adf79eb7015ca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.884870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014459/manifest.json
observed 9c694283ded52ba14329946c977b5796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.863406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014459/publication.md
observed 6da6e9ea607ee88b49367fa7ee115805...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.839929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014459/publication.txt
observed e43cc9a973fc8392817ab28f67f438f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:20.240468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014459
observed 99a8982db8d92d8c24adf79eb7015ca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:20.223875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014459/manifest.json
observed 9c694283ded52ba14329946c977b5796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:20.206273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014459/publication.md
observed 6da6e9ea607ee88b49367fa7ee115805...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:20.185368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014459/publication.txt
observed e43cc9a973fc8392817ab28f67f438f1...
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.