OpenTechnical

OT-2026-000065807

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed 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-2026-000065807) never changes.

Identity and time

Publication numberOT-2026-000065807 · never reused
Internal UUID01a0ae8e-46fb-7c47-9cec-99bbb8c73ee1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065807
StatusPUBLIC

Content hashes

Canonical textc7f955bc82b3983aa8b1ddfaf28f9ecbb72b51f67edbd3d0cf3a34f968295a99
Markdown227bd34a11fe0b8f0ee0ffc59ef6972b69bbecc39157910ab4154e9904192d6e
PDF
Publication pagee50d36addcaa222e4c6eec81e6c313d0ffffe9b7dd7a0c20420b2c42333b037a
Manifested289d55adc91f465282663c2fb2195fc5d1bb88ffa4de34633e3cb9a7732821

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
SignatureuG1Qw8sGzeDlecGJvxzb1AG/P48umNi2FUH9QW4W+dYkKs9hgsvcxjx3jGFAGwYbIiz1t6CoyHo+ae/JIeFzDQ==
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

2026-09-17T10:34:15.005500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065807
observed e50d36addcaa222e4c6eec81e6c313d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:14.989414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065807/manifest.json
observed ed289d55adc91f465282663c2fb2195f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:14.974178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065807/publication.md
observed 227bd34a11fe0b8f0ee0ffc59ef6972b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:14.956531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065807/publication.txt
observed c7f955bc82b3983aa8b1ddfaf28f9ecb...
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.