OpenTechnical

OT-2026-000037738

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000037738) never changes.

Identity and time

Publication numberOT-2026-000037738 · never reused
Internal UUID01a0ae77-b8d0-7507-b0d7-ba679d739da2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037738
StatusPUBLIC

Content hashes

Canonical textb58d9b62f3536afccc414283b1c951c2a37e2d4fcde0c9569480572374e1ff8c
Markdown7d2e980934f83971eef6ae577f3747434f0123d75f8ec1a5e5d7000107fbd60d
PDF
Publication page4b9db07d8ed92f42be8107a5e42fa26d6069bcc8e9e20397ec2190adef0a3d9e
Manifest60adade67271d689bc617001135b21b594fc43886c0b8237942940051c9cf92a

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
SignaturefvIkS3uk7TYDPnf+04dIWBAUyB/h1HXmWVTsda7R+h+TYSXBfb3hhkAHNPLu9VrlBSHnpUq4vqLHqgXuLFwsCg==
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

2026-09-17T11:24:20.105749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037738
observed 4b9db07d8ed92f42be8107a5e42fa26d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.087929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037738/manifest.json
observed 60adade67271d689bc617001135b21b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.062309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037738/publication.md
observed 7d2e980934f83971eef6ae577f374743...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.046089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037738/publication.txt
observed b58d9b62f3536afccc414283b1c951c2...
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.