OpenTechnical

OT-2026-000053100

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line 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-2026-000053100) never changes.

Identity and time

Publication numberOT-2026-000053100 · never reused
Internal UUID01a0ae84-a431-76f1-b939-0303ca134a73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053100
StatusPUBLIC

Content hashes

Canonical text75c5908188264137d634241f7e0f138b7d76bea2059aa57e4ff6a5fd476c5dd5
Markdownac365054d847a24187b6b076782c9fce52c2877c0641e83bfb4bb7588362d928
PDF
Publication page7278bb112965147c89d0c14d5c7c9e9312d7f3d4901010af43a3bd716980cce0
Manifestb43b89fb7e7ddfdd38ad533d632a2126c22390515718195264e1ee74b7ca38d6

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
SignatureV02jau6luIEiktpaDE+v7Cb4zDZ/lhq5ohRH+ZcVJw2FLOydY2OtT5uwJ+QMrLpB+mc8d/J1w6J1GwyltFzbBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:49.392255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053100
observed 7278bb112965147c89d0c14d5c7c9e93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:49.375612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053100/manifest.json
observed b43b89fb7e7ddfdd38ad533d632a2126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:49.360036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053100/publication.md
observed ac365054d847a24187b6b076782c9fce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:49.343593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053100/publication.txt
observed 75c5908188264137d634241f7e0f138b...
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.