OpenTechnical

OT-2026-000014876

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000014876) never changes.

Identity and time

Publication numberOT-2026-000014876 · never reused
Internal UUID01a0ae6d-d095-7bd4-b7dd-05dc1ac60cab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014876
StatusPUBLIC

Content hashes

Canonical text6186985a44a316a7bacb7aa4bf266a7e18c8a3f0000449b7b212244a0dc29764
Markdowne8ddf06b17676ab49925f9bacddfc95a9bef92190e2cc5c21c49ac5b4209b87c
PDF
Publication page74e7b59e36403a55829e8362dd89c1bb1eaf30258afed60468ac2b16eda2cf62
Manifestca145fcb4efd6efe01f16dc757b2b31bdcde413eccc845fa5fd33bdb6c4b50b7

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
SignatureLM3CrOn4p4ntH7XHgHscFbdmxKcCng5oE0bSyZ6/6VaZXQzzSZVml9weyLohEXq9iEkNu6p9+U1GAqVMUEDmDg==
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

2026-09-17T12:06:47.967689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014876
observed 74e7b59e36403a55829e8362dd89c1bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:47.949710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014876/manifest.json
observed ca145fcb4efd6efe01f16dc757b2b31b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:47.931529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014876/publication.md
observed e8ddf06b17676ab49925f9bacddfc95a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:47.911904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014876/publication.txt
observed 6186985a44a316a7bacb7aa4bf266a7e...
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.