OpenTechnical

OT-2026-000063727

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000063727) never changes.

Identity and time

Publication numberOT-2026-000063727 · never reused
Internal UUID01a0ae8c-f946-7c40-9f73-3c93e3ad4baf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063727
StatusPUBLIC

Content hashes

Canonical textd598a6886f3dc7e7eec6099873bd974907f8376425b954af260b6da8729d3519
Markdown5164ddbe88c4260e0c836a28a46e3671f17678eaae43679cc25c07e51cfc0c29
PDF
Publication paged63b7f798fed7ca8eddf1f4ce220e90f0a9807bd3d9eb2e6241b2a2503656c5e
Manifest1dfd8180152796dd76fc2e3c365101f758f7f315848ccd5cd548bdf01004ceaf

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
SignatureB0CM7b5WmxBbBgKtZAdpRF4qOJZXIluQ+HlSTaYEmbhJ4iHTLMBl98i98waIev+1jproDY3edWQGVLLHlN3+Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:51.332891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063727
observed d63b7f798fed7ca8eddf1f4ce220e90f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:51.317164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063727/manifest.json
observed 1dfd8180152796dd76fc2e3c365101f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:51.298525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063727/publication.md
observed 5164ddbe88c4260e0c836a28a46e3671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:51.279632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063727/publication.txt
observed d598a6886f3dc7e7eec6099873bd9749...
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.