OpenTechnical

OT-2026-000010377

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, vented 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-2026-000010377) never changes.

Identity and time

Publication numberOT-2026-000010377 · never reused
Internal UUID01a0ae6c-0ee6-7f07-ad86-addd767fe298 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010377
StatusPUBLIC

Content hashes

Canonical text4a5515a4aaa975cb2beedaec368a17324797f53c3999d81d2b2a8da441bb154a
Markdown3ac9ae1924d2912549d3c63d7587d8c80d7b3f25e8b672af5aaf52e47fabdc52
PDF
Publication page7bd5765b0436bf245dbee83a0433a737a14bea5f7c237bfd303bd2360482b2a0
Manifestfab2232d57eba238a55b76b4e521b569744ef193df6ca6850293ea7403a789a4

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
SignaturewdPDkEexsCTSieFHiRxTI1JduVKJ0E7DZAKVh13x0Py9juaHVgn1vk3pjBD9zNuefrAdsMZ3V14wVraD3q8EAg==
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

2026-09-17T12:14:29.557404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010377
observed 7bd5765b0436bf245dbee83a0433a737...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:29.538798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010377/manifest.json
observed fab2232d57eba238a55b76b4e521b569...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:29.520461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010377/publication.md
observed 3ac9ae1924d2912549d3c63d7587d8c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:29.502561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010377/publication.txt
observed 4a5515a4aaa975cb2beedaec368a1732...
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.