OpenTechnical

OT-2026-000058150

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000058150) never changes.

Identity and time

Publication numberOT-2026-000058150 · never reused
Internal UUID01a0ae88-6edb-76f0-b24c-f668aaf4f378 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058150
StatusPUBLIC

Content hashes

Canonical textb87b1659908255bef6e72a560df1c02e7c742505e8d40d6aafff8cd0d1ed26cc
Markdownae5dee1f83a151d1c3b63a0b45612268178cc9531ee5d55bc47099c701b60ac1
PDF
Publication page0ab92fd5bcf7655307ab7d2f11bf6d7692deaaab5598b29cf745f553bb739f49
Manifestdf20e92201c34afeda5ed4e6a1e6e059505fc3893b6b7807b63a547195676aa4

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
SignatureLxBSUubILmKqqDGK7xJPGeBUpK5M8LZ2oyjA4Xcx/3wTXv7TdgIHtZ9r7o4SjKidhLx2jlwlO2eltB8BBBSeBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:50.386892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058150
observed 0ab92fd5bcf7655307ab7d2f11bf6d76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:50.366919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058150/manifest.json
observed df20e92201c34afeda5ed4e6a1e6e059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:50.347189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058150/publication.md
observed ae5dee1f83a151d1c3b63a0b45612268...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:50.326890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058150/publication.txt
observed b87b1659908255bef6e72a560df1c02e...
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.