OpenTechnical

OT-2026-000048062

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000048062) never changes.

Identity and time

Publication numberOT-2026-000048062 · never reused
Internal UUID01a0ae7f-c423-7929-8104-f203ea3b9e0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048062
StatusPUBLIC

Content hashes

Canonical textb9b982139977133870695526314319a49aa6ce757a0e1ab813605451550e908c
Markdown58aa213f6118fdab3eafb1f5f2579bfe2cdf515ffa0049ec0c91c6fe21c28128
PDF
Publication page2b14315e7fec25f17f34494c6c3b686bb8ac4c206765fd31e9fde454feaa70f6
Manifestc5b451de85a630b3d7b8e7347cc875314ea18cd4c6ce3ce68fad3b5dc5e0f92a

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
Signaturek9BMIUbCGdQRbg8UKoOXAdZJHcSRQGtBxnJPF4j8GWu787fFgCzFl18lPNUulF1skHFXFVWGy2FQ5AdnJqdIDA==
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

2026-09-17T11:06:04.423361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048062
observed 2b14315e7fec25f17f34494c6c3b686b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:04.405358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048062/manifest.json
observed c5b451de85a630b3d7b8e7347cc87531...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:04.387669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048062/publication.md
observed 58aa213f6118fdab3eafb1f5f2579bfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:04.369852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048062/publication.txt
observed b9b982139977133870695526314319a4...
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.