OpenTechnical

OT-2026-000046337

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000046337) never changes.

Identity and time

Publication numberOT-2026-000046337 · never reused
Internal UUID01a0ae7e-57cb-7dff-b986-d4596059611f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046337
StatusPUBLIC

Content hashes

Canonical textc70bf143566ed352568f4518e57ca93befb45815dfb1a119f917891e707bf6a9
Markdownde2bed988f68ec5231c2cdd29c97b6c15780b013a4ef4f312a712b957200322c
PDF
Publication page2aa71a9385ded51a216c74e4c12fa2ed4ffc1ba0e91e6bec92db690f9b5ecb0a
Manifestd52fdb972f2c97be173ff3263dd031753c5885a9f51926f627d36e7f71b7ea50

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
Signature8Pkh/gu2l/8lYrp7WfxU/l7ig/XydbqFBlbK2C+CmatihR3L1Y8LVvUpHqXIJsrfZdDF6nd/KRAKjir5HqEmBg==
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

2026-09-17T11:08:19.313567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046337
observed 2aa71a9385ded51a216c74e4c12fa2ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.294531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046337/manifest.json
observed d52fdb972f2c97be173ff3263dd03175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.276199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046337/publication.md
observed de2bed988f68ec5231c2cdd29c97b6c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.256070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046337/publication.txt
observed c70bf143566ed352568f4518e57ca93b...
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.