OpenTechnical

OT-2026-000040241

Publication integrity record

Three cup 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-2026-000040241) never changes.

Identity and time

Publication numberOT-2026-000040241 · never reused
Internal UUID01a0ae79-26ff-712c-bf92-f6f169fdad1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040241
StatusPUBLIC

Content hashes

Canonical text7d004a44cc6ab6415f1f34f0023e1cd353976a3c2336fc70910293d314b63a9b
Markdown00603ca619bd3f604887c80b25df322e3ee9cefd263afd6eae655092757e7531
PDF
Publication page07a7347f6e5604fa9dc13d1e39e0058e4dbd1e8e6f4bcd292bc0337c1be49778
Manifestf19b37f6f49f016087bb3ca63fb065bba3986e5d38e57d742bc93d07fe8d646b

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
SignatureBZjE5Ju3KENXp2g0F2MX3LXgYj3V4W+yWbMeFVw1xy8DjaWhq2oI0S3y536B0zbASZsUM8nh2dNMCmOl/zmDCw==
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

2026-09-17T11:19:08.067685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040241
observed 07a7347f6e5604fa9dc13d1e39e0058e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.052588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040241/manifest.json
observed f19b37f6f49f016087bb3ca63fb065bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.037509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040241/publication.md
observed 00603ca619bd3f604887c80b25df322e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.020961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040241/publication.txt
observed 7d004a44cc6ab6415f1f34f0023e1cd3...
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.