OpenTechnical

OT-2026-000030192

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000030192) never changes.

Identity and time

Publication numberOT-2026-000030192 · never reused
Internal UUID01a0ae73-e500-7551-8178-44706ac1c36a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030192
StatusPUBLIC

Content hashes

Canonical textbe3a0a127cf511f734d351a109ef600a18cd12e74e136ad989c0d99c5ddb5824
Markdown0ba08215904677784ca021f70422d446ee9e4584507e505ac3793665633165b0
PDF
Publication page4794cfc4afabd669b0b824bf5cb22a01cfa394e19260b880783db63007c3bc50
Manifest5eff73e05db01896357fd7bd8e16029e8e1dea94b82b4d613ef7aae52271a2e0

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
Signaturey/0/x/x0UlRywxaBHanuj8t+/0aOIzwUvxM6rygFGdOXjb5/AIXpefXpdA1/vaA2zdHA6kKmQewFXLaKowJpDA==
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

2026-09-17T11:40:33.553817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030192
observed 4794cfc4afabd669b0b824bf5cb22a01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:33.534591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030192/manifest.json
observed 5eff73e05db01896357fd7bd8e16029e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:33.517829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030192/publication.md
observed 0ba08215904677784ca021f70422d446...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:33.499922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030192/publication.txt
observed be3a0a127cf511f734d351a109ef600a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.893513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030192
observed 4794cfc4afabd669b0b824bf5cb22a01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.875212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030192/manifest.json
observed 5eff73e05db01896357fd7bd8e16029e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.851995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030192/publication.md
observed 0ba08215904677784ca021f70422d446...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.833729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030192/publication.txt
observed be3a0a127cf511f734d351a109ef600a...
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.