OpenTechnical

OT-2026-000048012

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000048012) never changes.

Identity and time

Publication numberOT-2026-000048012 · never reused
Internal UUID01a0ae7f-c423-7475-a1e2-80fbfefbc1fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048012
StatusPUBLIC

Content hashes

Canonical text76c0cc5ba070ad336b46804580e2982b6649aa96f792bd3e69fcadbd136ae736
Markdowna30049fae55bc9351e98358d72409b9e2d2efcb6fbe4239b9f7b3538699eacfe
PDF
Publication pageebcd7e72359c0f62ad16721e3c30491fb622b21437cf2b9fc040b7315b289d83
Manifestfaa3c28f0e78102c8d1a6de549f78570af36ab787f54330ac3b92c61e737b4a8

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
Signature6H/Pmo4ZWzy/2flrUoh8yvsnoJdxxZk9zW5zAzc+YfpxMc+Gv8GA3uQ4nh55mKlsrExxPP4Ejo/VqWudE0JUCQ==
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

2026-09-17T11:06:00.269269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048012
observed ebcd7e72359c0f62ad16721e3c30491f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:00.251776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048012/manifest.json
observed faa3c28f0e78102c8d1a6de549f78570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:00.235227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048012/publication.md
observed a30049fae55bc9351e98358d72409b9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:00.218707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048012/publication.txt
observed 76c0cc5ba070ad336b46804580e2982b...
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.