OpenTechnical

OT-2026-000048776

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000048776) never changes.

Identity and time

Publication numberOT-2026-000048776 · never reused
Internal UUID01a0ae80-c32c-7adf-88ab-264274961bc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048776
StatusPUBLIC

Content hashes

Canonical textf4a98f1e6cfb4f2f754f65aa409290bb043804a8caa3e92f6665579bb895f826
Markdownc5ab8d5fd2d71d0ca20a93752384fe96c63d50f934b3d772af0956807569694c
PDF
Publication page10833d9f6e334e02ae745423b7106c01ecdc79c696f31bbace157f178afb09d0
Manifest4e7dfb5711fc8716cba2f79e61ad73a60d492e9a9cf1b2564fefd066212e0ee5

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
SignatureYd3PDO0nj0YtcNuH4hwhrmcfD9sa80YV/vU6h5kf/nLhEC0JeTGmkOaTmVKV9RNWfmvadApxlwHeSTQ2tKddCw==
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

2026-09-17T11:04:28.216272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048776
observed 10833d9f6e334e02ae745423b7106c01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:28.185275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048776/manifest.json
observed 4e7dfb5711fc8716cba2f79e61ad73a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:28.155694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048776/publication.md
observed c5ab8d5fd2d71d0ca20a93752384fe96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:28.127122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048776/publication.txt
observed f4a98f1e6cfb4f2f754f65aa409290bb...
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.