OpenTechnical

OT-2026-000068034

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000068034) never changes.

Identity and time

Publication numberOT-2026-000068034 · never reused
Internal UUID01a0ae8f-c4fe-728a-8292-b4a00f654875 · 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-2026-000068034
StatusPUBLIC

Content hashes

Canonical textfea435912b30898341a94ec5bcefbddc1210e6dd48ba9e97dec650781b3015c4
Markdowneb179fe9c3c2b081d9f0e2e40b884af7c344b6b699bea096437b79f62173ab6e
PDF
Publication pagec0eefbdbb52c25712b33be1fe58e256b214466a023500e1108e63ee658fef52a
Manifestb39ad72a1d8abfd92deb7b3aa45c241329268e5ebfe83a4bfd2d1ca3256710d4

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
SignatureHDb6yZLCRJgrkMVOg9pRZ2iqdBtL8IF5zkU2zB2j2V+RDWbIgfL4FRyrcqy1WC1LmGLZ+/qShZFcWUHEzHIUBA==
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

2026-09-17T10:30:36.006532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068034
observed c0eefbdbb52c25712b33be1fe58e256b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.987183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068034/manifest.json
observed b39ad72a1d8abfd92deb7b3aa45c2413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.969877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068034/publication.md
observed eb179fe9c3c2b081d9f0e2e40b884af7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.950672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068034/publication.txt
observed fea435912b30898341a94ec5bcefbddc...
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.