OpenTechnical

OT-2026-000038466

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000038466) never changes.

Identity and time

Publication numberOT-2026-000038466 · never reused
Internal UUID01a0ae78-2d53-7e2a-aa19-6340ff33c62d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038466
StatusPUBLIC

Content hashes

Canonical text6ff043b72ad7920fb397b47972402b9efe864b19c6c13e6348d99061f12c56d1
Markdown925a452dca6b7e568cdb749089f13be4be4cdf558827b0d31d235c96a5014f7e
PDF
Publication page2e797b24b97e8e45e49df029580d0251fc254898fd2e5c454d61588c247e8dad
Manifestbcd6c409cce1ca4f4a705b03cc29de8ef1880d9ac624dcaa8b2445dfc6a50821

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
SignatureuBEr1Nhjv6LNSRnfDz8SbAF2MaBKdOqtLxLdWkFDSiO/Sd2hB0PN7j9os86llqA5JqB7lKoFMlNqaHqXFmTMAg==
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

2026-09-17T11:22:42.131870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038466
observed 2e797b24b97e8e45e49df029580d0251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:42.112053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038466/manifest.json
observed bcd6c409cce1ca4f4a705b03cc29de8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:42.095217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038466/publication.md
observed 925a452dca6b7e568cdb749089f13be4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:42.077049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038466/publication.txt
observed 6ff043b72ad7920fb397b47972402b9e...
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.