OpenTechnical

OT-2026-000046800

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000046800) never changes.

Identity and time

Publication numberOT-2026-000046800 · never reused
Internal UUID01a0ae7e-d0f4-76aa-9f0a-11d4c02b1de5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046800
StatusPUBLIC

Content hashes

Canonical textccc8cbec0fd28faff50fda547c738ff1ac60249c41e8fa70ec0b7364e382ba0e
Markdown7b24c6956ab6ac07bba67969c7f92ba1f089d7baef7d23ad9993850ed398a61c
PDF
Publication page1465fd268a2b34532fc5f04eb1f1817ed80266c1abe10d60e6a0edabed91a2ca
Manifest029477020f00f46da9c298b11171ff85a9733125fb28fb7c40d9ec5fec476872

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
Signature344rLG8B52OmYr72pS80bVZs6aM0Wf7hzFBzgTnKSS1Y6Foyn7SZx349FRvAoL5J1LBQ36ay/F74MfZnjwSOCA==
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

2026-09-17T11:06:53.023759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046800
observed 1465fd268a2b34532fc5f04eb1f1817e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:53.004644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046800/manifest.json
observed 029477020f00f46da9c298b11171ff85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:52.986658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046800/publication.md
observed 7b24c6956ab6ac07bba67969c7f92ba1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:52.966489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046800/publication.txt
observed ccc8cbec0fd28faff50fda547c738ff1...
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.