OpenTechnical

OT-2026-000044920

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000044920) never changes.

Identity and time

Publication numberOT-2026-000044920 · never reused
Internal UUID01a0ae7c-911c-7b0a-bf37-62328ecdb298 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044920
StatusPUBLIC

Content hashes

Canonical text84beaaa4ae6e8d3288c2446b17340b3c176b1d99be3abecbf9316e457bd94ea6
Markdown383a174ad86ee8db011cbc6470e3896eb268dfdafa4619564403ab0cb03a8d98
PDF
Publication page059ae3299e9b45675c80eed498f238c49af96d6382e0981e64d1bf5fa8ed19bf
Manifestc237deef8f0cc376e28c48d545bdfdd0bdbb0d29382a0f854d68e211fb03ff9e

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
SignatureFPI7XLzUxL2CYS4+BmbGEc/L9eWOjwXXZPgBOKiYZYv+oX1uP267/xdw2bzFoaaQPOzkKl4wPjddUpSsVP9uBA==
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

2026-09-17T11:11:35.529881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044920
observed 059ae3299e9b45675c80eed498f238c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:35.510879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044920/manifest.json
observed c237deef8f0cc376e28c48d545bdfdd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:35.493231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044920/publication.md
observed 383a174ad86ee8db011cbc6470e3896e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:35.474035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044920/publication.txt
observed 84beaaa4ae6e8d3288c2446b17340b3c...
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.