OpenTechnical

OT-2026-000093625

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093625) never changes.

Identity and time

Publication numberOT-2026-000093625 · never reused
Internal UUID01a0ae9e-508b-72ea-8bec-94d47266bd3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093625
StatusPUBLIC

Content hashes

Canonical text1cdffa24470281b60660923cf0a3db64e598b63be85b4c99c3e0af956226d84a
Markdown79a191884e4fa11cc9149ad0a2e4cf3eeeb6655728d1af28ee11bef7c7db5bbd
PDF
Publication paged1ac5f8be17edfbf9fc0a52e90f536bc312e19e9a50df1e655deed37948b2fe1
Manifest67f8d84560573a3102dbd4521839045a25fd8d471848ed33eaaca2794267c453

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
SignatureIV+fuXG/HW22oXZ9Fp0iC67+2LM0humHtFJZqWFpgKuWet5oaC0h8YoW7AN5v69oi48xV2oDWYEW1ycssEOQCw==
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

2026-09-17T09:39:40.539841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093625
observed d1ac5f8be17edfbf9fc0a52e90f536bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:40.517458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093625/manifest.json
observed 67f8d84560573a3102dbd4521839045a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:40.495657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093625/publication.md
observed 79a191884e4fa11cc9149ad0a2e4cf3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:40.479006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093625/publication.txt
observed 1cdffa24470281b60660923cf0a3db64...
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.