OpenTechnical

OT-2026-000036542

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000036542) never changes.

Identity and time

Publication numberOT-2026-000036542 · never reused
Internal UUID01a0ae77-46e6-7d81-a85a-01d5ef6cd824 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036542
StatusPUBLIC

Content hashes

Canonical text2a1269758cb86e69fcb20ae39e247f2e13a53b8103d5f17ca5de9c5b9255bb3a
Markdown8f0ae0a286b9a7cf8c71e4d73ae02fe78a4df24b234caea3b441381ca9a6cbce
PDF
Publication page980745150a8f16e4d5ceb489379d83243eb96454bebe417984c40620ad3e282c
Manifest281659be245441ad23ec939d98f1d30188a32d4150cc0f40ccd52c1c3e1efce5

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
SignatureZoBwP8rEyRTJM7yXAqD9LtJ8bvjx1YD1Efef3jS8Ch1U8QruLtoyukMiflajKdcDTYgPGLeqcotKHCyY8prZBQ==
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

2026-09-17T11:25:45.657713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036542
observed 980745150a8f16e4d5ceb489379d8324...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.639534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036542/manifest.json
observed 281659be245441ad23ec939d98f1d301...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.622219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036542/publication.md
observed 8f0ae0a286b9a7cf8c71e4d73ae02fe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.604479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036542/publication.txt
observed 2a1269758cb86e69fcb20ae39e247f2e...
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.