OpenTechnical

OT-2026-000023337

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000023337) never changes.

Identity and time

Publication numberOT-2026-000023337 · never reused
Internal UUID01a0ae70-7268-791b-b00e-82c29cbb293f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023337
StatusPUBLIC

Content hashes

Canonical text1cbc6cbeae11cf1fbcc4e0c8568300457e16e57ad78c7438dd025765754c5c25
Markdown98dc33b8603431549db6de02a005d1568f46473133b875e4bae0818417aa2116
PDF
Publication page17156df43eeb4ef74241144fa5b76a0f8bc481be63738ac0076a4b79c28f9914
Manifest4905012038e13c1ca4c9fc2ab3f553eb7e7abff91f3de3c6b27e8230c28c2d1d

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
SignatureDUKsL/QSnAY8vHBJFgqGwxTenGUAzTg3BUB2KQPecGEWP+qNN7fD21TIt+jHZbKbC63w2JO4OBQvVB32N0XXCw==
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

2026-09-17T11:51:25.667004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023337
observed 17156df43eeb4ef74241144fa5b76a0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:25.649599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023337/manifest.json
observed 4905012038e13c1ca4c9fc2ab3f553eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:25.630372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023337/publication.md
observed 98dc33b8603431549db6de02a005d156...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:25.610555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023337/publication.txt
observed 1cbc6cbeae11cf1fbcc4e0c856830045...
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.