OpenTechnical

OT-2026-000037178

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump 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-2026-000037178) never changes.

Identity and time

Publication numberOT-2026-000037178 · never reused
Internal UUID01a0ae77-7741-7117-85b5-0589edd5068c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037178
StatusPUBLIC

Content hashes

Canonical text89f492858b1c3a0aab76bf11fe00c985b762110b0bf55c32b40d93e2c9de659a
Markdownd87b82a778957346ea7081eee5843d4b83721e6a15c646d8611c34f3463a0d28
PDF
Publication page6a8fce4d457b4ae724e1b42fa7e81e75f097e792459d5fbcde5848efbd4337f0
Manifeste1b824a36a16d40b427eeefbb8a7dfe2c7b81de13e91784744b1b542b39cc92f

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
Signaturej5wH58XMwowDp9u09CbKAo/9ORC5wFH+5SVu9hqUy6n9mcQONmUYxKWNJnc96Ark8JKKYH+713IpYEryRlasDg==
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

2026-09-17T11:25:02.087549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037178
observed 6a8fce4d457b4ae724e1b42fa7e81e75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.072067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037178/manifest.json
observed e1b824a36a16d40b427eeefbb8a7dfe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.056074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037178/publication.md
observed d87b82a778957346ea7081eee5843d4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.040174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037178/publication.txt
observed 89f492858b1c3a0aab76bf11fe00c985...
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.