OpenTechnical

OT-2026-000034541

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three 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-2026-000034541) never changes.

Identity and time

Publication numberOT-2026-000034541 · never reused
Internal UUID01a0ae76-1ed0-7228-b8d5-3fb9b518567f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034541
StatusPUBLIC

Content hashes

Canonical textf667b34774871a12b7a0c5bc03620d589bcb7b259c5f12562819fdf29b7a9304
Markdown2731b32b3b4103bf96ebe48a8e7755ed7679c6d2abe43644308a89b9b1806126
PDF
Publication pagec1a512eb309500dd4e7bb8289a0a72f24e9ccb43372ed6538f13e666a79d9fce
Manifest219a71ff0d5996e759c60eb06cf001d5f48d16eb391a249531677c5715c4781e

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
SignatureVr40yY2kabaH9ZcvgmdvgL/bqaiDvjJhqWAZmJkD0ns7fLCJjLaOlUny+urR0nPTCcFgDS9941LIsD9dokQzCQ==
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

2026-09-17T11:28:54.037897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034541
observed c1a512eb309500dd4e7bb8289a0a72f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.020716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034541/manifest.json
observed 219a71ff0d5996e759c60eb06cf001d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.002615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034541/publication.md
observed 2731b32b3b4103bf96ebe48a8e7755ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.981204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034541/publication.txt
observed f667b34774871a12b7a0c5bc03620d58...
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.