OpenTechnical

OT-2026-000014892

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, pulsed blow-off before 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-2026-000014892) never changes.

Identity and time

Publication numberOT-2026-000014892 · never reused
Internal UUID01a0ae6d-d095-7129-a94f-c7bfbd07a48f · 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-2026-000014892
StatusPUBLIC

Content hashes

Canonical texte4abf627f85e9132361d28dcc3624ed6eb63d645e71d591f0221a3fdef4cd22c
Markdown0cf1541b35d188da98eece33ed1f9582b9a11ceb04e8141b391b1450729f5316
PDF
Publication page2cd00415759fdb3b7c7fd490b5d531cbd2d6863bd4aae002387a6b80019760a9
Manifest8d684e43fc86d6b55fb07b3f423340648a2aae0722316597c0f03f88867f2eb7

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
Signatureea1Y2a3qEG/jiuKI6zQqCNy2sWSfPf//AofjXLjdyuWS2/chjWZIKSu3o9YNehd6ZqqqmXqU/r4pZ1LhCbRRBg==
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

2026-09-17T12:06:49.246484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014892
observed 2cd00415759fdb3b7c7fd490b5d531cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:49.228043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014892/manifest.json
observed 8d684e43fc86d6b55fb07b3f42334064...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:49.207924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014892/publication.md
observed 0cf1541b35d188da98eece33ed1f9582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:49.189867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014892/publication.txt
observed e4abf627f85e9132361d28dcc3624ed6...
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.