OpenTechnical

OT-2026-000037754

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-2026-000037754) never changes.

Identity and time

Publication numberOT-2026-000037754 · never reused
Internal UUID01a0ae77-b8d0-7228-9dc8-ecc4b7e5a00f · 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-2026-000037754
StatusPUBLIC

Content hashes

Canonical text92383c40b86aa4e4af758e5ece0ca5c12cb247783090008055af07d7ce466400
Markdown477fbbb7c1f8d95e76f2c134ec3d3432124e6e02dbf49deccad0518d7461afab
PDF
Publication page898d918f3904fc13d9391ce4c5fdef3b8d2d591a9268bfea1a656025789b3c0f
Manifest4bd07d809574475f0f3b76f79a024e16182c70bdaadd5180a2acd201c70f684f

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
SignatureYTWV1cy2Y1RUtlYQ4V1+O8dwXRZW2Qn3PZvGoFKRZxCC4Yi5PfU36F6W3PWw+vVPuh3p4P9qO6zTQXAFKd94Dg==
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

2026-09-17T11:24:21.058556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037754
observed 898d918f3904fc13d9391ce4c5fdef3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:21.041254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037754/manifest.json
observed 4bd07d809574475f0f3b76f79a024e16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:21.024949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037754/publication.md
observed 477fbbb7c1f8d95e76f2c134ec3d3432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:21.007531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037754/publication.txt
observed 92383c40b86aa4e4af758e5ece0ca5c1...
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.