OpenTechnical

OT-2026-000043414

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, sustained blow-off after set-down

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-2026-000043414) never changes.

Identity and time

Publication numberOT-2026-000043414 · never reused
Internal UUID01a0ae7b-327e-7f4b-85da-d51a369b8538 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043414
StatusPUBLIC

Content hashes

Canonical text2ffa46969569bdc591c57ef394b5cff28d107df4c3ce4d656acdf08ae9cdc646
Markdown9d35ef6ea5185ff72b959f59725adf4d27483437972b8881fb0d72329ec9c794
PDF
Publication paged7aa53116ad06722340f1a1fbb776f4b9adae94087fff84546810458978f1227
Manifest73ec9829fdf3028c887848e11a42d789e69e692e8d0cb25b0956a5c93ee08f17

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
Signature4tDZkhE8ASOapqW8GJaIR18uGKSWyZQdctr+qlZwb3zNyQ9C3ymvrTFPsAEnIluV/jzvKKm5WWWpbjli8dJdBA==
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

2026-09-17T11:13:57.275349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043414
observed d7aa53116ad06722340f1a1fbb776f4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:57.257042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043414/manifest.json
observed 73ec9829fdf3028c887848e11a42d789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:57.238540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043414/publication.md
observed 9d35ef6ea5185ff72b959f59725adf4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:57.219623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043414/publication.txt
observed 2ffa46969569bdc591c57ef394b5cff2...
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.