OpenTechnical

OT-2026-000050660

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000050660) never changes.

Identity and time

Publication numberOT-2026-000050660 · never reused
Internal UUID01a0ae82-c7b0-723a-b8ef-4caca048ba05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050660
StatusPUBLIC

Content hashes

Canonical text3be332300f11ce82d1943ade3a4f0642cf74ed5e36ff7b324550c771e622b054
Markdown572c656fbda6e108f6247f81f0aa12c2c056905b2726f5f3090ffa92f7b82be4
PDF
Publication page0bd39c6b72b35bef535be5aca8de1bb482927e1817bcbc35b3b83aa75a8a7b7b
Manifest98465567fbe10ebbbf83dece44b87c330d1bc40c724a640cf46715e448da771c

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
SignatureltRPUtapTn7A1hHsNxSOOQZcBYFVs8sxwIh2q1m9t9oVUFCBLyEfzIkSCvL5EBwaY6iqZeJUxd9jNz+E+Jc7DQ==
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

2026-09-17T10:59:21.740603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050660
observed 0bd39c6b72b35bef535be5aca8de1bb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:21.718746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050660/manifest.json
observed 98465567fbe10ebbbf83dece44b87c33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:21.699336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050660/publication.md
observed 572c656fbda6e108f6247f81f0aa12c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:21.679767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050660/publication.txt
observed 3be332300f11ce82d1943ade3a4f0642...
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.