OpenTechnical

OT-2026-000046100

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000046100) never changes.

Identity and time

Publication numberOT-2026-000046100 · never reused
Internal UUID01a0ae7e-032b-744f-8956-4baf83f1df8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046100
StatusPUBLIC

Content hashes

Canonical text25d952f8e64c83a7de6481ae0ddc8e1bc0513477ee1afe09e4d9cb1c72d8e1e8
Markdownda61acffde4b1d38ee741537bce86ce1984520b134cd93ee139f75daafc945fa
PDF
Publication page0b6eeb2a7c7ab4434e46e6b90c8c7737acdf09d4bfd8ddc7b82026d27da0da3c
Manifesta707726386c17f49aade6e14d9ed98368ccbdf58fd9918b564410fcc5bbf491d

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
SignatureJ18PyZiUj1DWNF6cSuuitd9aXcXrrfxBovCE76ePgxErOX729F3wENjsiei/i5NeWJzCN8FoXAq+YT8dWU7tBQ==
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

2026-09-17T11:09:04.641012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046100
observed 0b6eeb2a7c7ab4434e46e6b90c8c7737...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:04.622557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046100/manifest.json
observed a707726386c17f49aade6e14d9ed9836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:04.605635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046100/publication.md
observed da61acffde4b1d38ee741537bce86ce1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:04.587493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046100/publication.txt
observed 25d952f8e64c83a7de6481ae0ddc8e1b...
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.