OpenTechnical

OT-2026-000023800

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000023800) never changes.

Identity and time

Publication numberOT-2026-000023800 · never reused
Internal UUID01a0ae70-aed5-7aba-85c8-4ccbf179eb1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023800
StatusPUBLIC

Content hashes

Canonical text46b0fc2e33b28cddbd360a46861d33e86a761c60fb0f24f3c4d258d9f1c29e6e
Markdownf0905af431054797999696699528efebaee7e37d97472b9ed92b597afec009a4
PDF
Publication paged75cb492efea034eefd48f36fceb58dd3c80285f16a803c13dd8e816fc8a5ab8
Manifestc19151b7be2c46a96994633214a3757f655d1a8566e74f970502e3fabdb4d8db

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
SignatureikOnu3PGxE9kHxEyozC3xQPO6Zk7sCwjd5FT+F85FOD+vY6loh3omf8ix+cIfzZ8usGWG0A+zc0S/m8RehrRAw==
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

2026-09-17T11:50:16.683695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023800
observed d75cb492efea034eefd48f36fceb58dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:16.648392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023800/manifest.json
observed c19151b7be2c46a96994633214a3757f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:16.628803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023800/publication.md
observed f0905af431054797999696699528efeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:16.578437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023800/publication.txt
observed 46b0fc2e33b28cddbd360a46861d33e8...
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.