OpenTechnical

OT-2026-000039560

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000039560) never changes.

Identity and time

Publication numberOT-2026-000039560 · never reused
Internal UUID01a0ae78-d8d3-7875-9e3a-a64d250988e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039560
StatusPUBLIC

Content hashes

Canonical text6a806d95d84c15437a4e7f166fe3d083ece3df5df696b511a563eebdf02ba379
Markdown899cc58e840cc28ab5fb165ee6da935d7625eeca5d6f1c3aa01907462db6ed9f
PDF
Publication pageadf52f7f9af233bfa4b177d09fbceb1abd782a5b3351b1f3978a9f3196c8cab2
Manifest25be1dc4747eafc05f34939f7931fb9e516aebbe2acb37f2dc612506bc957fe8

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
SignatureB5sdMYkziMLtZ85psTHZ2BUjdRvr9UUWD91dkznbwt71B19pfAQXN7Fv1jOhRMBGqDA/v1zcBdzMdH5yo1VBDA==
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

2026-09-17T11:19:42.965869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039560
observed adf52f7f9af233bfa4b177d09fbceb1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:42.947217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039560/manifest.json
observed 25be1dc4747eafc05f34939f7931fb9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:42.929052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039560/publication.md
observed 899cc58e840cc28ab5fb165ee6da935d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:42.912026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039560/publication.txt
observed 6a806d95d84c15437a4e7f166fe3d083...
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.