OpenTechnical

OT-2026-000040360

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000040360) never changes.

Identity and time

Publication numberOT-2026-000040360 · never reused
Internal UUID01a0ae79-2700-79b3-9fda-c8b472047cff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040360
StatusPUBLIC

Content hashes

Canonical text2eceeabfdca5fdb336159471d22ea2b7246d5e8ebe4787c517f3c122f9a2da45
Markdownffd31a8a6b28823392b79545505f3b1f545cc73f8bdcb8b2f1da8cf5ee5be971
PDF
Publication page4c4d4ca48cdba324bb86a4e0f1553cad6e63dcc1eac089c891e938268a1fac5c
Manifestcd02746af5c31acf45cd35f060e19c8c8638f78d3e4790211e1ad17325d728ea

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
Signatureg2F82mkmd+8170FLHe9aq2CxTn+ySIlGzefFCqtES6GCqNNP+JbxRqOmuAki6PczrBLa6yAdc/scuw0+GNgDAA==
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

2026-09-17T11:19:22.478876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040360
observed 4c4d4ca48cdba324bb86a4e0f1553cad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.462852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040360/manifest.json
observed cd02746af5c31acf45cd35f060e19c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.445176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040360/publication.md
observed ffd31a8a6b28823392b79545505f3b1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.429091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040360/publication.txt
observed 2eceeabfdca5fdb336159471d22ea2b7...
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.