OpenTechnical

OT-2026-000033736

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000033736) never changes.

Identity and time

Publication numberOT-2026-000033736 · never reused
Internal UUID01a0ae75-a390-729e-9e5e-3a764e262e26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033736
StatusPUBLIC

Content hashes

Canonical text54d7735658bc0fdd979ef63e0f4be89a5fc372e2826fb53f8b2f3a47b32060f5
Markdownd3ec3d9b61cf2ef71cf897ec70996943c464984103855241d87b496f05fcc514
PDF
Publication pagee91865a833c9af474a1dcb697eaf85106c37e874600eabc937f24423e400627c
Manifest591b5e5b4821547e12e17a9fda180ffa5d2f93e56d5d5fa3100958b0dc2c6c5d

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
Signature94x6TyQV2oIsD9x0XQGHY5dn2UW0/axyamd5Igg0qmfQiQ6r9H+OeQzBHUgKdYrWNmR8Lo+KAuMD2xb82KhWAA==
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

2026-09-17T11:31:44.573665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033736
observed e91865a833c9af474a1dcb697eaf8510...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:44.554674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033736/manifest.json
observed 591b5e5b4821547e12e17a9fda180ffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:44.533546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033736/publication.md
observed d3ec3d9b61cf2ef71cf897ec70996943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:44.515432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033736/publication.txt
observed 54d7735658bc0fdd979ef63e0f4be89a...
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.