OpenTechnical

OT-2026-000040589

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000040589) never changes.

Identity and time

Publication numberOT-2026-000040589 · never reused
Internal UUID01a0ae79-6d0e-7f26-9617-9b314c7af048 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040589
StatusPUBLIC

Content hashes

Canonical text38ae584d1bbbbbc9734b05e8a1e3583a2d97128e21dccfb30a93792b2f913b2d
Markdown107259569db0a58b2ffe4f9ced0e66dc1ae3350c089a451cdbe96b5c85baa715
PDF
Publication pagefde337f8bb5296b5aab907a9fa5a4ace0d944dea9ce634ce30397fb84a66ce47
Manifest6d7441490f48a19c5331836620bcd7a964aac8b0a541b3c581787d6041619aaa

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
Signature95Hl092j+XbNRxUpHE37uOjdqw0e4a6b+HdBhlemcCtE2D82l88TLga7DJ8Of30MiRK9Aj4olRkBFeS5/AQ1Bg==
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

2026-09-17T11:17:45.552584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040589
observed fde337f8bb5296b5aab907a9fa5a4ace...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.534877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040589/manifest.json
observed 6d7441490f48a19c5331836620bcd7a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.518340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040589/publication.md
observed 107259569db0a58b2ffe4f9ced0e66dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.500981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040589/publication.txt
observed 38ae584d1bbbbbc9734b05e8a1e3583a...
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.