OpenTechnical

OT-2026-000026000

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000026000) never changes.

Identity and time

Publication numberOT-2026-000026000 · never reused
Internal UUID01a0ae71-a83f-7633-9113-3cdc23ff8fe2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026000
StatusPUBLIC

Content hashes

Canonical text4996d2ded166bdd7d74fdaef1156b7784834d50d2bf8334d376c743d79b596e5
Markdown7f93576a87a2d31011eec95ea1e1d84c2ef7535d1253aff3282c0db4dcff74f4
PDF
Publication page3c214bac3478f5c0d9081c2460df275ad45603bf3ab760e0ebfeb2183d69a80f
Manifestcc502946710a3953ddd180bebe2a382879173fb50093511dbd867f756df9d7a6

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
SignaturekY5bjgaztHW4rIQQuqH+sNQprD3s1dgzV2lj7Jg+8p67rnAYbK+ahVoRdCANy1TBEgUEYOxIr7H/2K/s/li0BQ==
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

2026-09-17T11:46:22.561994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026000
observed 3c214bac3478f5c0d9081c2460df275a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:22.544679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026000/manifest.json
observed cc502946710a3953ddd180bebe2a3828...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:22.527791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026000/publication.md
observed 7f93576a87a2d31011eec95ea1e1d84c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:22.510360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026000/publication.txt
observed 4996d2ded166bdd7d74fdaef1156b778...
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.