OpenTechnical

OT-2026-000067865

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000067865) never changes.

Identity and time

Publication numberOT-2026-000067865 · never reused
Internal UUID01a0ae8f-c4fc-7601-b080-0a7d5f955f1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067865
StatusPUBLIC

Content hashes

Canonical textf01de0e1e2c553d520ad4fb22aee8e0738a3c7d884b65787a169eb3cf7ae12e1
Markdowndc554248364cd4d31ff24d3a38b4a8f8bbb9032fea5e30ab533a83d2fb01c6e4
PDF
Publication page38171274175db76b3d6f1512cfa7a3ffb339c47ea8f777f55790a59c25d26608
Manifest06ec9dda912b1047680dc7d04a56d54e58dcf46ba556329d8389f6e400ad25b0

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
SignatureVugoK2UiOZ9OaUQVPFqUKGKJEvKbRfzyi4Mrq1YCmqafrfoIffM0VOSmv96y8TNcs4mT5jMHKIShkAK8i0Z0AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:14.994661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067865
observed 38171274175db76b3d6f1512cfa7a3ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:14.969492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067865/manifest.json
observed 06ec9dda912b1047680dc7d04a56d54e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:14.950441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067865/publication.md
observed dc554248364cd4d31ff24d3a38b4a8f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:14.934160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067865/publication.txt
observed f01de0e1e2c553d520ad4fb22aee8e07...
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.